Disulphid
n. 二硫化物
🗣️ 情景例句
I was hoping for more.
我原以为会比这要好。
I am Chen Jianguo. I am from Shanghai, China.
我叫陈建国，来自中国上海。
I must go to the grocer's.We haven't got much tea or coffee, and we haven't got any sugar or jam.
我得去一下食品店。我们的茶叶和咖啡不多了，糖和果酱也没有了。