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
Not just for young people.
不仅仅对年轻人来说是这样。
They are used to seeing him every day.
他们习惯了每天见到他。
The doctor looked over Mrs Brown very carefully.
医生非常仔细地给布朗夫人作了检查。