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
Hello, May I speak to Miss Li, please?
喂。我可以请李小姐接电话吗？
It's half past nine.
现在是九点半。
It was like being on a boat.
就好像是坐在一条小船上一样。