In preparation for lectures, I urge you to do some reading.

为了上课做准备，我强烈要求你们阅读这些。

麻省理工公开课 - 固态化学导论课程节选

If I followed one of them it is in a phase that's called G1 first and this is a resting phase before it enters the process of synthesizing new DNA in preparation for another round of mitosis.

如果我们跟随一个细胞前进,首先进入G1期,这是一段静息期,之后进入,合成新DNA的S期,为下一轮有丝分裂做准备

耶鲁公开课 - 生物医学工程探索课程节选

They're partners in the preparation of Israel for their new life, readying Israel for life in God's land as a nation, as a people.

他们一起合作为犹太人的新生活做准备，为上帝应许的地方建立一个国家，一个民族做准备。

耶鲁公开课 - 旧约导论课程节选

So, you'll be learning in this class 512 a great preparation for 512, which is organic chemistry.

做有机化学需要知道的东西,你们学这门课程将为课程，也就是有机化学打下基础。

麻省理工公开课 - 化学原理课程节选