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
I'm afraid the cardboard boxes are not strong enough for transport by sea.
我担心这种纸箱，用于远洋运输，不够结实。
I apologize.
我很抱歉。
The trousers are all right; now the jacket; aha, right again!
裤子也合身；再穿上这件上衣；啊哈，又很合适！