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
Well. It will be up immediately.
好，立即给你送去。
Your price is 20% higher than that of last year.
你方价格比去年高出20%。
Why people are prepared to tolerate a four-hour journey each day for the dubious privilege of living in the country is beyond me.
人们为什么情愿每天在路上奔波4个小时去换取值得怀疑的乡间的优点，我是无法理解的。