This substance has now been cloned by molecular biologists.该物质现在已被分子生物学家克隆。Even so, on experimenter can predict which of the remaining fragments will be cloned.即使如此, 任何实验工作者仍不能预料剩下的片段中哪个将无性繁殖.Recently, some English scien...
This substance has now been cloned by molecular biologists.该物质现在已被分子生物学家克隆。Fourteen ESTs were cloned by RT - PCR and SSH analysis of the Rht - Blc isogenic lines.通过RT -PCR 和对Rht近等基因系的抑制缩减杂交(SSH),我们还克隆了14个有明显开放读码框的EST序列.E...
Bilingual Time: Why do you think buskers are so popular in Europe?《双语时代》: 你认为,街头艺人在欧洲非常受欢迎的原因是 什么 ?Also respect the space of other buskers.也不要侵占其他街头艺人的空间.Many buskers choose subway tunnels because of the interesting soun...
他对自己早年的经历一向嘴紧.He is secret about his past.我的嘴紧;我会严守秘密.My lips are sealed.这可是个秘密, 不过我知道你嘴紧(肯定不会告诉别人).This is a secret, but I know I can count on your discretion....
At the highest executive levels earnings and performance aren't always correlated.在最高管理层，收入与工作表现并不总是相关的。You're quite a party animal aren't you, out there every night.你就是为派对而生的，不是吗，每天晚上你都去参加派对。Why aren'...
Condoms are an effective method of birth control if used with care.如果使用得当，避孕套是很有效的避孕手段。Although most condoms contain spermicide, there are some manufactured without.虽然多数避孕套含有杀精剂，但也有一些是不含的。Abstain from sex or use condoms....