Optocoupler
光隔离器; 光耦合器
🗣️ 情景例句
That's irrelevant.
那不相干。
It is incredible that he should have gone to live in such a dangerous country.
他竟然搬到那样危险的国家去住，实在令人无法相信。
You should take advantage of it.
你应该好好利用这个机会。