Electro-optics
[电] 电光学
🧩 词语组成解析
n. 电镀物品
optics
['ɔptiks]
n. 光学;
🗣️ 情景例句
That'll be fine.
好吧！
If he doesn't help him, I will.
如果他不，我将帮助他。
Shortly afterwards, four more policemen arrived and remonstrated with the workmen.
一会儿工夫，又来了4个警察，规劝工人离开。