Diff
abbr. 扩散器（diffuser）；[数]微分；差速器（differential）
🗣️ 情景例句
Well, we'll phone every hour,
好了， 我们每个小时都打电话
His parents anticipate Gary's return home will be soon.
凯利的双亲认为他不久就会回家。
This lunch is on me today,
今天这顿饭算我请客。