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
having taken so much time away from your busy schedule.
我在你忙碌的生活中用了这么多时间。
Step after step the ladder is ascended.
按部就班，循序渐进。
The girl in red is his girlfriend.
穿红衣服的那个女孩是他的女朋友。