我必须去图书馆，就是靠近实验室的那个，因为我明天之前必须完成我的研究项目。

I must go to the library, the one near the laboratory, because I have to finish my research project by tomorrow.

youdao

你必须整夜对我歌唱，我的刺必须刺穿你的心，你的生命之血必须流进我的血管，成为我的血液。

All night long you must sing to me, and my thorn must pierce your heart, and your life-blood must flow into my veins, and become mine.

youdao

宗教节日必须在一年中恰当的时间举行，农作物也必须在适当的时间种植。

Religious festivals had to be held at the right time of year, crops needed to be planted at the right time as well.

youdao

So essentially it's something that has to come from within the community, with the support, but it really is an evolution.

所以，从本质上来说，人权观念的改变,必须是在帮助下的群体自发觉悟，而且是一种发展。

普林斯顿公开课 - 人性课程节选

The Lady's talent has to be spent in order to fulfill the covenant of the trust between the master and the servant.

小姐的才能必须要利用,按主人和仆人之间的信任契约去做。

耶鲁公开课 - 弥尔顿课程节选

It doesn't arbitrarily stop anywhere because rhetoric and grammar remain irreducible. We have to keep thinking of them as being uncooperative with each other.

它不会武断地停到任何一个地方,因为修辞和语法是不可削减的，我们必须,一直把它们看成是相互不合作的。

耶鲁公开课 - 文学理论导论课程节选