slothful [ˈsloʊθfl]

例句:

• He was not slothful: he had been busy all night.
  他可不懒，昨晚他忙了整整一夜。
  
• I've never been tardy, absent, disobedient, slothful or disrespectful.
  我从未缓慢, 缺席, 不服从, 懒惰或者不敬.
  
• Lazy , slothful people sow poverty tomorrow.
  颓惰自甘,家园终替.
  
• The name Nothronychus, is derived from Greek, meaning slothful claw.
  来自BBC