Variopter
(滑动)光学计算尺
🗣️ 情景例句
It doesn't mean you're going to Michigan.
这并不是说你就要去Michigan大学。
Mr. Jones spent his undergraduate days at Columbia.
琼斯先生在哥伦比亚大学渡过了他的大学时代。
Shall I keep him away from school?
我是否要他不去上学？