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
If I tell you I will be there, I will be there.
如果我告诉你我会去，我肯定会到。
He has a letter.
他有一封信。
When she woke up a day later, she found herself in hospital.
第二天她醒来时，发现自己躺在医院里。