bum
Noun 游荡者, 懒鬼, 闹饮
Adj 没有价值的
VerbI 过游民生活, 乞讨, 流浪
VerbT 乞讨

Everyone has a gift, even the person you think is a total bum. Look at what Harry's aunt and uncle ended up discovering about him!
每个人都有天赋，甚至是那些你认为非常吊儿郎当的人。看看哈利的姨夫姨妈，他们最终发现了他的了不起之处。;