Bisulphid
n. 二硫化物
🗣️ 情景例句
Are you carrying any items that need to be declared?
你没有携带需要申报的东西吗？
Did you make sesame cakes yourself?
你自己亲自做烧饼？
Once he had done this, he had been able to turn on the supply.
一旦他接上了接头，他就能够打开供气阀。