Unlock 4 19春 知识清单 第4讲 Unit8 lesson4
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relating to test, especially scientific ones
The drug is still at theexperimentalstage (= is still being tested).
work
[ˈnet.wɜːk]
n.网络
a system of parts that work together
[ˈen.ə.dʒi.ɪˌfɪʃ.ənt]
adj.节能的
using little electricity, gas, etc.
The thing that got us all thinking was, ‘OK, this is the mostenergy-efficienthouse, but who can afford it?
The new ship will be powered by two gasturbinesand four diesel engines.
22.pipe
[paɪp]
n.管子
a tube through which a liquid or gas flows
The liquid can't escape into the air, because it's inside apipe.
山西万家寨水利枢纽工程
4. Liaoning Baishi reservoir project
辽宁白石水库
3.What other ways is electricity generated in China?
Wind, geothermal, solar, biomass…
4.What are the benefits of hydroelectric power compared with other sources of energy?
8.element
[ˈel.ɪ.mənt]
n.元素，部分
a part of something
List theelementsthat make up a perfect dinner party.
9.funcn.功能
the natural purpose of something
Los Angeles-based Univision is a Spanish-language broadcast televisionnetwork.
19.reservoir
[ˈrez.ə.vwɑːr]
n.水库;蓄水池
a lake that is used for storing water before it is supplied to people
use energy efficient light bulbs
recycle water
…
Vocabulary
1.decline
[dɪˈklaɪn]
n.减少
a gradual decrease in something
Home cooking seems to beon the/in decline(= not so many people are doing it).
13.drawback
[ˈdrɔː.bæk]
n.缺点
a disadvantage or the negative part of a situation
One of thedrawbacksof living with someone is having to share a bathroom.
14.energy-efficient
long-term
adj.长期的
short-term
adj.短期的
environmentally-friendly
adj.环保的
low-energy
adj.低能耗的
air-conditioning
n.空调
small-scale
adj.小规模的
Connecting ideas between sentences
2.generation
[dʒen.əˈreɪ.ʃən]
n. (能源的)产生
the production of energy in a particular form
Generationofelectricity from wind and wave powercan be highly effective.
7.capacity
[kəˈpæs.ə.ti]
n.生产能力；生产量
the total amount ofsomething that can be produced
The generators each have acapacityof (= can produce) 1,000 kilowatts.
12.limitation
[ˌlɪm.ɪˈteɪ.ʃən]
n.制约,限制因素
something that is not as good as it could be
This drug has one importantlimitation. Its effects only last six hours.
2.Does China use hydroelectric power? If so, where?
1. China's Three Gorges Dam project
三峡水电站
2. Yellow River Xiao Langdi water control project
黄河小浪底水电站
3. The Yellow River Wan Guzhai water conservancy hub project
23.shaft
[ʃɑːft]
n.轴
a rod in an engine or machine that turns to pass power on to another part of the machine
the driveshaftof a car
24.tower
['taʊə]
n.塔,发射塔
11.environmentally-friendly
[ɪn.vaɪ.rənˌmen.təl.i ˈfrend.li]
adj.环保的
not harmful to the environment
Their chief aim was to create somewhere that was asenvironmentally-friendlyas possible.
The benefit which thereservoirbrings to the villagers is not limited to agriculture.
20.generator
[ˈdʒen.ər.eɪ.tər]
n.发电机
a machine that produces electricity
It's thesheervolumeof traffic in the city that is causing the problems.
5.potential
[pəˈten.ʃəl]
n.潜在；可能性
abilityfor somethingto develop, achieve, or succeed
3.source
[sɔːs]
n.来源
the origin or place something comes from
Renewablesourcesof energy must be used.
4.volume
[ˈvɒl.juːm]
n.总量
the number or amount of something in general
plex
[ˈkɒm.pleks]
adj.复杂的
involving a lot of different but related parts
This project involves a lot ofcomplextechnical problems.
16.maintenance
[ˈmeɪn.tən.əns]
a tall, narrow structure
Troops are still in control of the television and radiotower.
Compound words复合词语
quickly-formed
adj.快速形成的
energy-independent
adj.能源自给自足的
inexhaustible
energy can be stored and used when demand is high
5.Can you think of ways to reduce energy consumption at home?
turn off lights when not using
The region has enormouspotentialfor economic development.
6.challenge
[ˈtʃæl.ɪndʒ]
n.挑战
something that requires great effort to be done successfully
Finding a solution to this problem is one of the greatestchallengesfaced by scientists today.
Why don’t we consider an alternative energy source?
reassuring
I can assure you that the company wouldn’t do anything unsafe or illegal.
The house is far from water mains and electricity and relies on its owngenerators.
21.turbine
[ˈtɜː.baɪn]
n.涡轮机
a machine or engine which uses a stream of air, gas, water, or steam to turn a wheel and produce power
Thefunctionof the veins is to carry blood to the heart.
10.consumption
[kən'sʌm(p)ʃ(ə)n]
n.消耗量
the amount eaten or used
As a nation, ourconsumptionof junk food is horrifying.
2019春国际体系Unlock4第4讲
Unit8Lesson4知识清单
Unlock your knowledge
1.When and who invented cars?
The first car was the Benz Patent—Motorwagen, invented by Carl Benz in 1886, but cars only started to become a popular means of transport after the launch of Henry Ford’s Model T in 1908.
Persuasive Techniques
Techniques
Examples
challenging a point
The fact is, both systems Zara mentioned are technically complex and expensive to install.
asking a question
Giving extra information
Comparing and contrasting
Explaining a result
What’s more,In addition,
Moreover,Furthermore
On theother hand,Even so,
Nevertheless
so,as a result,therefore
n.维护
the work needed to keep a road, building, machine etc. in good condition
Old houses need a lot ofmaintenance.
17.experimental
[ɪkˌspɛrɪˈmɛntəl]
adj.实验性的
The drug is still at theexperimentalstage (= is still being tested).
work
[ˈnet.wɜːk]
n.网络
a system of parts that work together
[ˈen.ə.dʒi.ɪˌfɪʃ.ənt]
adj.节能的
using little electricity, gas, etc.
The thing that got us all thinking was, ‘OK, this is the mostenergy-efficienthouse, but who can afford it?
The new ship will be powered by two gasturbinesand four diesel engines.
22.pipe
[paɪp]
n.管子
a tube through which a liquid or gas flows
The liquid can't escape into the air, because it's inside apipe.
山西万家寨水利枢纽工程
4. Liaoning Baishi reservoir project
辽宁白石水库
3.What other ways is electricity generated in China?
Wind, geothermal, solar, biomass…
4.What are the benefits of hydroelectric power compared with other sources of energy?
8.element
[ˈel.ɪ.mənt]
n.元素，部分
a part of something
List theelementsthat make up a perfect dinner party.
9.funcn.功能
the natural purpose of something
Los Angeles-based Univision is a Spanish-language broadcast televisionnetwork.
19.reservoir
[ˈrez.ə.vwɑːr]
n.水库;蓄水池
a lake that is used for storing water before it is supplied to people
use energy efficient light bulbs
recycle water
…
Vocabulary
1.decline
[dɪˈklaɪn]
n.减少
a gradual decrease in something
Home cooking seems to beon the/in decline(= not so many people are doing it).
13.drawback
[ˈdrɔː.bæk]
n.缺点
a disadvantage or the negative part of a situation
One of thedrawbacksof living with someone is having to share a bathroom.
14.energy-efficient
long-term
adj.长期的
short-term
adj.短期的
environmentally-friendly
adj.环保的
low-energy
adj.低能耗的
air-conditioning
n.空调
small-scale
adj.小规模的
Connecting ideas between sentences
2.generation
[dʒen.əˈreɪ.ʃən]
n. (能源的)产生
the production of energy in a particular form
Generationofelectricity from wind and wave powercan be highly effective.
7.capacity
[kəˈpæs.ə.ti]
n.生产能力；生产量
the total amount ofsomething that can be produced
The generators each have acapacityof (= can produce) 1,000 kilowatts.
12.limitation
[ˌlɪm.ɪˈteɪ.ʃən]
n.制约,限制因素
something that is not as good as it could be
This drug has one importantlimitation. Its effects only last six hours.
2.Does China use hydroelectric power? If so, where?
1. China's Three Gorges Dam project
三峡水电站
2. Yellow River Xiao Langdi water control project
黄河小浪底水电站
3. The Yellow River Wan Guzhai water conservancy hub project
23.shaft
[ʃɑːft]
n.轴
a rod in an engine or machine that turns to pass power on to another part of the machine
the driveshaftof a car
24.tower
['taʊə]
n.塔,发射塔
11.environmentally-friendly
[ɪn.vaɪ.rənˌmen.təl.i ˈfrend.li]
adj.环保的
not harmful to the environment
Their chief aim was to create somewhere that was asenvironmentally-friendlyas possible.
The benefit which thereservoirbrings to the villagers is not limited to agriculture.
20.generator
[ˈdʒen.ər.eɪ.tər]
n.发电机
a machine that produces electricity
It's thesheervolumeof traffic in the city that is causing the problems.
5.potential
[pəˈten.ʃəl]
n.潜在；可能性
abilityfor somethingto develop, achieve, or succeed
3.source
[sɔːs]
n.来源
the origin or place something comes from
Renewablesourcesof energy must be used.
4.volume
[ˈvɒl.juːm]
n.总量
the number or amount of something in general
plex
[ˈkɒm.pleks]
adj.复杂的
involving a lot of different but related parts
This project involves a lot ofcomplextechnical problems.
16.maintenance
[ˈmeɪn.tən.əns]
a tall, narrow structure
Troops are still in control of the television and radiotower.
Compound words复合词语
quickly-formed
adj.快速形成的
energy-independent
adj.能源自给自足的
inexhaustible
energy can be stored and used when demand is high
5.Can you think of ways to reduce energy consumption at home?
turn off lights when not using
The region has enormouspotentialfor economic development.
6.challenge
[ˈtʃæl.ɪndʒ]
n.挑战
something that requires great effort to be done successfully
Finding a solution to this problem is one of the greatestchallengesfaced by scientists today.
Why don’t we consider an alternative energy source?
reassuring
I can assure you that the company wouldn’t do anything unsafe or illegal.
The house is far from water mains and electricity and relies on its owngenerators.
21.turbine
[ˈtɜː.baɪn]
n.涡轮机
a machine or engine which uses a stream of air, gas, water, or steam to turn a wheel and produce power
Thefunctionof the veins is to carry blood to the heart.
10.consumption
[kən'sʌm(p)ʃ(ə)n]
n.消耗量
the amount eaten or used
As a nation, ourconsumptionof junk food is horrifying.
2019春国际体系Unlock4第4讲
Unit8Lesson4知识清单
Unlock your knowledge
1.When and who invented cars?
The first car was the Benz Patent—Motorwagen, invented by Carl Benz in 1886, but cars only started to become a popular means of transport after the launch of Henry Ford’s Model T in 1908.
Persuasive Techniques
Techniques
Examples
challenging a point
The fact is, both systems Zara mentioned are technically complex and expensive to install.
asking a question
Giving extra information
Comparing and contrasting
Explaining a result
What’s more,In addition,
Moreover,Furthermore
On theother hand,Even so,
Nevertheless
so,as a result,therefore
n.维护
the work needed to keep a road, building, machine etc. in good condition
Old houses need a lot ofmaintenance.
17.experimental
[ɪkˌspɛrɪˈmɛntəl]
adj.实验性的