sloth
noun/sləʊθ/
/sləʊθ/
- [countable] an animal that lives in trees in tropical parts of America and moves very slowly
树懒（美洲热带动物，行动缓慢） - [uncountable] (formal) the bad habit of being lazy and unwilling to work
懒散；怠惰
Word OriginOld English: from slow + -th.