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
Because it's also known now as Youth Day. So you see-
因为这个节日还被称为是青年节，所以你明白了-
Sail while the wind blows; wind and tide wait for no man.
驶船要乘风，风潮不等人。
The one in the red coat.
穿红色上衣的那个。