Diac
两端交流开关元件
🗣️ 情景例句
I think I want to study journalism
我想学新闻学
I ought to go to work now.
我应该现在去工作。
Accurate, don't you think? Fortunately, I wasn't wearing it at the time.
真够准的，是不是？幸亏我当时没戴帽子。