Hedta
[化] 羟基乙二胺三乙酸
🗣️ 情景例句
Pete isn't home.
Pete不在家。
So I made a mistake, big deal!
我真是错得离谱了。
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。