Octachlorocamphene
八氯茨烯
🗣️ 情景例句
What's your mother's occupation?
你妈妈的职业是什么？
I have to hang up now.
我得挂电话了。
He wants to ride the machine like a bike and fly it like a plane.
他想让机器可以像自行车那样骑，可以像飞机那样飞。