Perchloroethane
六氯乙烷
🗣️ 情景例句
The desk clerk at the Watemill suggested your inn.
Watemill Inn柜台职员推荐你们旅馆。
The hippopotamus is sleeping.
河马在呼呼大睡。
Hello! Sydney 7654392.
喂！我是悉尼7654392。