Poval
波瓦尔(聚乙烯醇的商品名)
🗣️ 情景例句
Thank you very much, But I guess I'd better do it myself.
谢谢你，但我想我最好还是自己做。
We should take due care for this accident.
我们应该对这件事给予应有的注意。
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。