He told them to call home once a week and to read at least one book a month.

VOA: special.2010.05.28

Once you know that, get on the phone, get on the Internet, book your tickets.

你们一知道时间，就拿起电话，或者上网，预定回家的票。

麻省理工公开课 - 固态化学导论课程节选

We have a couple of passages, one in the book of Numbers, one in the book of Job, which describe this condition in a way that identifies it with death. An aborted fetus is often not often, it happens once in the book of Job.

有两篇文章，一篇在《民数记》,一篇在《约伯记》里，描述了这种,意味着死亡的状况，比如说，一个被流产掉的胎儿就,但这些例子不多，只在《约伯记》里出现了一次。

耶鲁公开课 - 旧约导论课程节选

Then, in the last book of the Republic, Book X, there is, once again, a descent to the underworld, to the world of Hades.

接着，在《理想国》的最后一部，第，X，部，再度下降到阴间，地狱的世界。

耶鲁公开课 - 政治哲学导论课程节选

If so how? And once again he puts forward different arguments; in Book II chapter 8 he compares law to other arts and sciences and suggests why sciences such as medicine and has exhibited progress this should be true for law.

如果可以，如何改？同样地,他从不同的角度来推论;,在第，II，册第，8，章中，他对比法律,与其它的艺术与科学,并暗示像医学等科学都已显示进展,法律也理应如此。

耶鲁公开课 - 政治哲学导论课程节选