Polyolefine
[化] 聚烯烃
🗣️ 情景例句
Enjoy yourself.
好好享受。
I learned history last month.
我上个月学历史。
The fish, which has since been sent to a museum where it is being examined by a scientist, is called an oarfish.
此鱼叫桨鱼，被送进了博物馆，现正接受一位科学家的检查。