The new ones are going to be heavy, so that's great reporting.

新的应该是很重的，所以这个报道太好了。

麻省理工公开课 - 固态化学导论课程节选

Control of gene expression is a very big topic and so I'm going to show you one cartoon to sort of tell you that it is a big topic that's really important.

基因表达的调控是个大课题,我给你们放一些动画,好让你们理解,其涉及范围之广,意义之重

耶鲁公开课 - 生物医学工程探索课程节选