他读完大学一年级后，转学到加利福尼亚大学洛杉矶分校。

He transferred to UCLA after his freshman year.

《牛津词典》

七年级后，他搬走了。

After seventh grade, he moved away.

youdao

只有在那些愿意参与建设和保养公路的社区提出要求后，乡间小路和二级公路才有所改善。

Paths and secondary roads were improved only at the request of communities who were willing to participate in construction and maintenance.

youdao

Okay. Now watch what happens as we continue with this I,VI,IV,V,I progression.

好，在这一段I-VI-IV-V级的和弦进行后，音乐发生了什么变化呢。

耶鲁公开课 - 聆听音乐课程节选