Differentials
n. 差异( differential的复数形式 ); 工资级差; （汽车）差动齿轮; 分速器
🗣️ 情景例句
He was ill at ease with people whom he didn't understand.
他和不熟悉的人在一起感到不自在。
First try, and then trust.
试了才能相信。
Today we're going to have real English food.
今天我将领略地道的英国菜。