dumper
🇺🇸
/ˈdʌmpər/
🇬🇧
/ˈdʌmpə(r)/
A person who carelessly discards something, especially in an inappropriate place.
The environmentalist called the litterer a 'dumper' for leaving trash in the park.
环境保护者称这个乱扔垃圾的人为“倾倒者”,因为他在公园里留下了垃圾。