The master had commanded his servants, of course, to do something - to show a profit in a due and timely fashion, but Milton wants his friend here to know that there's, of course, nothing to worry about.

主人要求他的仆人，适时的,展示出自己的利润，弥尔顿希望，他的朋友知道。

耶鲁公开课 - 弥尔顿课程节选

Things like steel and polymers, or plastics, and ceramics, and of course computers which has progressed remarkably due to the work of engineers in your lifetime, until now you can carry around a cell phone, which would have been unthinkable even 30 years ago.

包括钢铁,聚合物,塑料,陶瓷,当然,计算机这个在你们的有生之年,已经取得令人瞩目的进展的发明,也得归功于工程师的工作,现在你们的手机能随身携带,而这在三十年前是不可想象的

耶鲁公开课 - 生物医学工程探索课程节选