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
Ellen, where's the cinnamon? Ellen
肉桂放在哪？
He has spent over six years working in Africa and India.
在非洲和印度工作了六年。
Li Bai is one of the greatest poets that have ever lived in China.
李白是中国有史以来最伟大的诗人之一。