Quantities
n. 数量, 工程量；[音]音符长度（quantity的复数）
🗣️ 情景例句
I've been invited to give a talk at the conference.
我已受邀在大会上发言。
Sit down.
坐下！
Here's another photo of Lily. Look! She's swimming very well.
这儿有莉莉的另一张照片。看！她正在游泳，游得非常好。