Polypropylene
n. 聚丙烯\\n[化] 聚丙烯
🗣️ 情景例句
It's completely beyond my grasp.
我完全摸不着头脑。
You can't stay in bed, darling!
亲爱的，你不能老呆在床上呀。
You see, the school will be expensive to run and we shall need a lot of good teachers.
你知道，办这所学校要花很多的钱，我们需要很多好教师。