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- In other words, replacement of the number 8 carbon by nitrogen in the purine ring does not eliminate activity. 换句话说，嘌呤环上第8位碳被氮所取代并不丧失活性。
- Substitution of the number 8 carbon and the number 9 nitrogen also destroys activity as a cytokinin. 取代第8位碳和第9位氮，也破坏作为细胞激动素的活性。
- If I remember rightly the party starts at 8 pm. 我记得聚会是在下午8点开始。
- The party was postponed until 8 o'clock. 晚会推迟到8点举行。
- The taxi came at 8 o'clock the next morning. 计程车第二天早上8点钟来到。
- There are 26 votes for him and 8 against him. 有26票赞成他，8票反对他。
- I make a carbon copy of my documents. 我用复写纸复写文件。
- I had nearly finished chapter 8. 我就要把第8章看完了。
- Soft drinks contain carbon dioxide. 软饮料中含有二氧化碳。
- If you subtract 2 from 8, you get 6. 8减去2是6。
- The level of inflation has gone beyond 8%. 通货膨胀率已经超过了8%。
- The train arrived at exactly 8 o'clock. 火车八点钟准时到达。
- I have some carbon paper somewhere or other. 我记得我在什么地方放有复写纸。
- The children's ages range from 8 to 15. 这些孩子们的年龄在8岁到15岁之间。
- The doors were numbered 2,4, 6 and 8. 这些门编为2、 4、 6、 8号。
- She's a carbon copy of her sister. 她跟她姐姐一模一样。
- The two firms entered into negotiation at 8:00 A.M. 这两家公司上午8点开始了谈判。
- The exhibits are on view from 8 a.m. to 5 p.m. 展品从上午八时到下午五时展出。
- The letter bore a postmark of March 8, 1983. 这封信盖有一九八三年三月八日的邮戳。
- The plane is timed to arrive at 8 o'clock. 飞机定于八点抵达。
