Objective To explore how lead impact the skeletal metabolism of children.

目的探讨铅摄入对儿童骨代谢的影响。

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Dr Pyykko and his colleagues made two versions of a computer model of how lead-acid batteries work.

Pyykko博士和他的同事们作了两个版本的电脑模型，来观察铅酸电池是怎么工作的。

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Documents of that time clearly discussed how lead shouldn't be ingested but only applied to the skin.

那个时代的文件上就清楚地讨论了铅不能内服，只能外用。

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Between nineteen fifty-three and nineteen fifty-nine she appeared in lead parts in many popular movies: "How To Marry a Millionaire."

VOA: special.2009.12.06

So how do we do research that's more responsible, ? that does not lead to detrimental results?

我们怎样做更负责任的研究，怎样杜绝研究产生坏影响？

哈佛公开课 - 幸福课课程节选

How do you lead your team?

你是怎么带领球队的？

足球部队长的领导力 - SpeakingMax英语口语达人

Dr Pyykko and his colleagues made two versions of a computer model of how lead-acid batteries work.

ECONOMIST: Einstein and car batteries

On Wednesday, the first day of toy hearings on Capitol Hill, lawmakers asked domestic toy companies and the safety council how lead-tainted products managed their way into the marketplace.

CNN: More lead-paint toy recalls coming, source says

Perhaps this lesson eluded Gates, but most important thing Scouts learn is how to lead, and how to follow, people who are different from them.

FORBES: Bill Gates And The Business Case For Reversing The Boy Scout Gay Ban