Tetrachlorinated
四氯化的
🗣️ 情景例句
Sometimes there is,
有时候有，
I will take an escalator.
我将去搭手扶电梯。
My daughter, Jane, never dreamed of receiving a letter from a girl of her own age in Holland.
我的女儿简从未想过会接到荷兰一位同龄姑娘的来信。