BBC在线收听下载:美国研究人员实验室成功“培育”出肾脏

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1. complex adj.复杂的；合成的
例句：Our weather is simple, jupiter's is complex.
地球的天气是简单的，木星的天气是复杂的。

2. ensure vt.确保
例句：And we need to ensure adequate rest.
我们需要确保充足的休息。

3. successor n.接替的人或事物；继承人，继任者
例句：1.He has been named as the probable successor.
他被指名为可能的继任者。

4. commit vt.犯罪，做错事
例句：What crime did he commit?
他犯过什么罪？

5. negotiation n.协商，谈判；转让；通过
例句：The management decided to suspend negotiation.
管理部门决定中止谈判。

6. investigate vt.调查；审查；研究
例句：You want me to investigate her?
你想让我调查她？