Student: The beauty of the language and symmetry, the sentence structure, the word choice: I guess going away from the theme, more of just the language.

语言的优美和对称，句子结构，选用的词：,我想除开主题，我更喜欢它的语言。

耶鲁公开课 - 1945年后的美国小说课程节选

And, I know I need to come up with four symmetric equi-length bonds, and let's just see, let's draw the structure here.

我想我们需要,4个对称的等长的键，让我们画出CH4的结构。

麻省理工公开课 - 固态化学导论课程节选

Asymmetry is not the norm in music so eight's a good bet there.

音乐中不对称结构很少见,所以说八个应该不错

耶鲁公开课 - 聆听音乐课程节选