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
I've got to go. Tomorrow is Monday,
我得走了。明天是星期一。
I told him to stay till he calls.
我告诉他留下来等他打电话来。
We have this problem every year.
我们每年都碰到这类问题。末了，