Triac
n. 三端双向可控硅开关元件\\n[计] 三端可控硅器件
🗣️ 情景例句
What room are you in, sir?
先生，您住几号房？
He always takes pride in his work.He's very efficient.
他总是以他的工作而自豪，他是非常能干的。
an illness which at twelve would knock us over,
使我们在12岁时病倒的疾病，