Diff
abbr. 扩散器（diffuser）；[数]微分；差速器（differential）
🗣️ 情景例句
That's fine with me. I can do it either day.
对我来说时间很适合。两天中哪一天我都可以。
She is the most gracious hostess I have ever known.
她是我所见过的最和蔼的女主人。
Her mother died when she was eight years old.
她8岁时母亲就去世了。