Tetrachloro
四氯
🗣️ 情景例句
We really appreciate your advice.
我们非常感谢你的建议。
I got many channels on the TV set.
我的电视机有很多频道。
It was Sunday.I never get up early on Sundays.
那是个星期天，而在星期天我是从来不早起的，