Diff e
[计] 横坐标差
🧩 词语组成解析
abbr. 扩散器（diffuser）；[数]微分；差速器（differential）
🗣️ 情景例句
What was that about?
说些什么？
As soon as she quit the room he returned to it.
她刚离开房间，他回来了。
Is this the right bus for the Capital Library?
这辆车到首都图书馆吗？