Polypropene
n. 聚丙烯
🗣️ 情景例句
and keep the cultural programs for our kids.
以便为我们的孩子保存文化活动。
Please keep the cartons to 15kg each and metal-strap all cartons in stacks of 4.
请将每个纸箱重量限制在15公斤内，并将每4箱一组用铁条儿固定起来。
This is wonderful, I said.
“这太奇妙了，”我说。