新概念第二册第七课单词讲解

1.detective：n 侦探adj 侦探的，探测的

Several detectives have been assigned to the case.

He unbent his mind by reading detective stories.

2.airport

We must get to the airport at nine o’clock.

3.expect 期待，等待expectation 期望，预料

I am expecting a letter from my mother.

expect(sb) to do sth

I expect them to win.

4.valuable 贵重的priceless 无价的，worthy有价值的，wealthy富

有的，rich, precious宝贵的，expensive

Your help is most valuable.

5.steal 偷stole, stolen, steals, stealing steal sth from sb

6.main 主要的，主要（部分）

7.security guard

8.stone The town has an old stone bridge.

9.Sand 沙子，沙滩，沙地

We lay on the sand and sunbathed.