Bisulphid
n. 二硫化物
🗣️ 情景例句
We started by making safety equipment for many sports.
我们是以做运动产品的安全器材起家的。
He said he would rather not tell his age.
他说他不愿告诉年龄。
Of course. I love sports.
当然。我喜爱体育活动。