Polypropene
n. 聚丙烯
🗣️ 情景例句
An oil tanker ran aground and lost about 15,000 gallons of gas into the sea.
一般油轮搁浅，把 15000 加仑油倾泻在海里了。
Her mirror might crack if she uses it too much!
如果她用得太过分了，她的镜子可能会坏掉哩。
During a holiday in Sweden, I found this note on my car: 'sir, we welcome you to our city.
“先生，欢迎您光临我们的城市。