Optoisolator
[电] 光隔离器
🗣️ 情景例句
It is a great idea,
这是个极好的主意。
That's really something.
真了不起。
Fred realized that he had discovered an interesting and enjoyable way of making money.
弗雷德认识到，他已找到了一种既有趣又愉快的挣钱方法。