21. | They don't try very hard, but then there's no incentive. |
| 他们不太卖力气,不过却也没给他们奖励。
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22. | He indicated that he was turning right, but then he turned left! |
| 他发出右转信号,却突然向左转了!
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23. | In the first instance I was inclined to refuse, but then I reconsidered. |
| 起初我想拒绝,但后来还是重新考虑了。
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24. | The key turned halfway and then jammed. |
| 钥匙转了一半就卡住了。
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25. | The first-stage vehicle is used to launch the rocket and is then jettisoned in the upper atmosphere. |
| 第一级运载火箭是用来发射火箭的,进入高层大气后即抛掉。
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26. | We each put 2 in the kitty, and then sent John to buy food for everybody. |
| 我们每人凑2英镑,让约翰去给大家买吃的。
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27. | We'll have a (quick) nosh, then start out. |
| 我们先吃些快餐再出门儿。
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28. | Note how I do it, then copy me. |
| 注意看我是怎么做的,然后照我的样子做。
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29. | I like to go to the opera now and then . |
| 我喜欢偶尔去看歌剧。
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30. | Now then , that's enough noise. |
| 可以啦,别再闹了。
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