解释句子

▪Unit 1

▪ 1. A word that is more or less right, a loose phrase, an ambiguous expression, a vague adjective, will not satisfy a writer who aims at clean English.

▪ A writer who is particular about the exactness of an expression in English will never feel happy with a word which fails to express an idea accurately.

▪ 2. Choosing words is part of the process of realization, of defining our thoughts and feelings for ourselves, as well as for those who hear or read our words.

▪To a certain extent, the process of finding the right words to use is a process of perfection where you try to search for words that may most accurately express your thoughts and feelings, and words that may most effectively make your listeners and readers understand your thoughts and feelings.

▪ 3. It is hard work choosing the right words, but we shall be rewarded by the satisfaction that finding them brings.

▪Finding the most suitable word to use is in no sense easy. But there is nothing like the delight we shall experience when such

a word is located.

▪ 4. The exact use of language gives us mastery over the material we are dealing with.

▪Once we are able to use language accurately, we are in a position to fully understand our subject matter.

Unit 2

1.The result is that the Mediterranean, which nurtured so many civilizations, is gravely ill – the first of the seas to fall victim to the abilities and attitudes that evolved around it.

What happens is that the Mediterranean, the cradle of many ancient cultures, is seriously polluted. It is the first of the seas that has been made to suffer from a situation resulting from development mixed with an irresponsible mentality.

2. What is more, most cities just drop it in straight off the beach; rare indeed are the places like Cannes and Tel Aviv which pipe it even half a mile offshore.

Further, while the places such as Cannes and Tel Aviv dispose of their wastes through a pipe stretching out half a mile from the shore, most cities do not even bother to do that but simply dump their sewage directly into the sea along the coastline

3. An even greater danger lurks in the seductive seafood dishes that

add so much interest to holiday menus.

There is an even bigger hazard hidden in the seafood dishes that are forever so appealing to those holiday-makers.

4. Factories cluster round the coastline, and even the most modern rarely had proper waste-treatment plant.

Factories are set up around the coastline, few of which, including the most sophisticated, have been equipped with a satisfactory system for dealing with their wastes.

5. Thousands of tons of pesticides are blown off the fields into the sea, detergents from millions of sinks kill fish, and fertilizers, flushed out to sea, nourish explosions of plankton which cover bathers with itchy slime.

The wind carries thousands of tons of pesticides from the fields into the sea, the dirty water from millions of sinks kill fish, and fertilizers, which are rushed out in a flood to sea, make a considerable increase in the amount of plankton which cover the bathers with itchy sticky substance.

6. It takes 80 years for the water to be renewed, through the narrow, shallow straits, far too slow a process to cope with the remorseless rush of pollution.

It takes 80 years for the water to become clean by itself through the narrow, shallow straits, and it is a far and too slow process to deal successfully with the sewage, effluents, etc., which pour into the sea threateningly and which cannot be stopped.

Unit 3

This knack for going instinctively to the heart of a matter was the secret of his major scientific discoveries – this and his extraordinary feeling for beauty.

The intensity and depth of his concentration were fantastic. When battling a recalcitrant problem, he worried it as an animal worries its prey.

A dreamy, faraway and yet inward look would come over his face. There was no appearance of concentration, no furrowing of the brow – only a placid inner communion.

Each of these assumptions, by itself, was so plausible as to seem primitively obvious. But together they were in such violent conflict that a lesser man would have dropped one or the other and fled in panic.

Einstein’s work, performed quietly with pencil and paper, seemed remote from the turmoil of everyday life. But his ideas were so