Cdw
abbr. 电荷密度波（Charge Density Wave）；车辆碰撞险（Collision Damage Waiver）
🗣️ 情景例句
Maybe you can photogragh a class,
也许你来拍一次上课的情形，
I'm going to buy two bottles.
我需买两瓶。
At the head of the queue was an old woman.
排头的是位老太太。