Polysulphide
n. [化]多硫化物
🗣️ 情景例句
They come back here for lunch,
他们回到这儿来吃午餐，
Life is short and time is fleeting.
人生短暂，光阴易逝。
It's no good trying to persuade me. You won't succeed.
劝我没用。你不会成功的。