Diac
两端交流开关元件
🗣️ 情景例句
Well, let's go down to the coffee shop.
哦 ，那我们下去咖啡厅吧。
It seems he's the big boss.
看起来他好像是大老板。
Shall I make an appointment to see him?
我是不是要约个时间跟他见见面？