Tetrachlorethane
n. [化]四氯乙烷
🗣️ 情景例句
When did you last go fishing with Robbie?
你上一次和Robbie一起去钓鱼是什么时候啦
As the call, so the echo.
发什么声音，有什么回声。
Some children can cover the whole length of the pool without coming up for breath even once.
有些孩子能够跑完游泳池的全长而不用露出水面换气。