Polyformaldehyde
聚甲醛
🗣️ 情景例句
I'd like to propose a toast to Ms Lin Editor of the Year.
我要请大家为林小姐敬一杯酒，她获选"年度最佳编辑"。
Do you enjoy watching your babies grow into people?
目睹子女长大成人是一件快乐的事情吧？
I've enjoyed the sports and I've enjoyed learning Chinese.
我喜欢体育，还喜欢学汉语。