Diff n
[计] 纵坐标差
🧩 词语组成解析
abbr. 扩散器（diffuser）；[数]微分；差速器（differential）
🗣️ 情景例句
Yes, but the number's no longer in service.
打过，但那个号码是空号。
Each day brings its own bread.
天无绝人之路。
His work starts at half past eight, and finishes at a quarter to five.
30开始工作，4：45下班。