Squalene
n. [生化](角)鲨烯,三十碳六烯
🗣️ 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。
Let's fight one-on-one!
来单挑！
How would you go to Beijing, by air or by train?
你怎样去北京，是乘飞机还是坐火车？