Pcss
n. 光电导半导体开关
🗣️ 情景例句
Especially with his teething.
特别是他现在开始长牙。
Hang up my coat in the closet ,will you please?
在洗手间挂起我的大衣,好吗？
I have to catch a plane. Could you hurry?
我在赶飞机， 你能快点吗？