口语沙龙，情景游戏……丰富的口语补充课让你目不暇接，想在游戏中轻松学汉语吗？

Spoken Chinese salon, scene games and so on, all of these courses will attract all your sight lines. Do you want to learn Chinese in playing games?

youdao

当然，如果大家有任何关于补充课的意见和建议，都可以向上课老师反馈，我们会集中考虑并且做进一步调整。

If you have any problems with or suggestions about the complementary classes as mentioned above, please let your SA know and further adjustments will be considered.

youdao

因为这听上去想是你们要讨论我讲的课和那些阅读材料，但却不是那样，讨论课是对我讲课的一个补充。

It sounds like you're discussing the lectures and the readings and you're really not.The section discussions are a complement to the lectures.

youdao

There were 12 lectures, 6 of which were added that were optional lectures.

共有12节课，其中6节是,补充的选修课。

麻省理工公开课 - 媒体、教育、市场课程节选

Oh, by the way, talking about under enrolled subjects, the complementary subject offered by STS called History, Society, and Solid State Chemistry meets Tuesdays and Thursdays at 11:00 in room 2-136.

顺便说一下，关于已经选了的课，由STS开设的补充课程,历史课，社会社和固体化学课,在2-136教室的11点，在周三和周四上。

麻省理工公开课 - 固态化学导论课程节选