litter是可數名詞嗎

　　litter例句分享

　　There will be fines for people who drop litter.

　　亂扔垃圾的人將被罰款。

　　Please dispose of your litter thoughtfully.

　　請把廢棄物仔細清理干凈。

　　He was arrested for littering.

　　他因亂扔垃圾被拘留。