Cdw
abbr. 电荷密度波（Charge Density Wave）；车辆碰撞险（Collision Damage Waiver）
🗣️ 情景例句
Yes, I am.
是的。
I get into bed at about 11:30 and go right off to sleep.
我大约在11:30上床并且睡觉。
It often rains,sometimes quite heavily. Everything grows very quickly.
常下雨，且有时下得很大。万物生长很快。