OCW Self learners are coming to OCW to explore whole new areas of study as well as to brush up on subjects that they took a while ago and perhaps got the rest in the end.

自学者浏览,搜索全新领域的研究,补充学过的科目的知识,使之完整。

麻省理工公开课 - 媒体、教育、市场课程节选

Some people can take a paint brush and just paint something beautiful,

有些人拿起画笔就能画出很美的东西，

演技也是练出来的 - SpeakingMax英语口语达人