Tetrachlormethane
[医] 四氯甲烷, 四氯化碳
🗣️ 情景例句
Notices are displayed on the bus asking people not to smoke.
公共汽车上张贴着请勿吸烟的公告。
The students tumbled over each other as they got off the bus.
学生们下车的时候，由于拥挤一个叠一个的摔倒了。
John works very hard. He goes to work early.
约翰工作很努力。他早早上班。