结论：妊娠期用药评价与再评价势在必行。

CONCLUSION: We must do valuate and revaluate the medication use in pregnancy.

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前几章中，我们一直在讨论学习课本的浏览与再浏览的方法。

In the preceding chapters, we have been discussing the study of textbooks and re-visit here.

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现场经理必须拥有一套系统，以确保承包商接受过适当的培训与再培训。

The site manager must have a system to ensure that contractors are appropriately trained and re-trained.

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So we'll talk specifically about drawing Lewis structures and then about formal charge and resonance, which are within Lewis structures.

因此我们会专门讲一讲,如何来画路易斯结构,然后再讨论形式电荷与共振论，它们也属于路易斯结构的范畴。

麻省理工公开课 - 化学原理课程节选

And then, if we have time at the end, we'll introduce one last topic, which is isoelectronic atoms and ions.

最后，如果有时间的话，我们将再介绍最后一个主题：,等电子原子与离子。

麻省理工公开课 - 化学原理课程节选

Reason," and again, he uses this synonymously with other terms, like science or art, is not simply born with us.

理性“，再一次，他用了这个同义词,比如与科学或艺术同义，理性不是与生俱来的。

耶鲁公开课 - 政治哲学导论课程节选