Polysulphide
n. [化]多硫化物
🗣️ 情景例句
I must prepare my lessons.
我必须准备工课。
According to Mr. Green,this is a complicated problem.
对于格林先生，这是一个复杂的问题。
To compensate for his unpleasant experiences in hospital, the man drank a little more than was good for him.
为了补偿住院这一段不愉快的经历，那人喝得稍许多了一点。