Street children in this part of the world often fall prey to drug dealers.这个地方的街头流浪儿童常常落入毒品贩子的魔掌中。The group of street children looked ragged and neglected.这群流浪儿童看上去衣衫褴褛，没人照顾。There are a lot of street children in the poorer parts of the city.在城里比较贫困的地段有很多流浪儿童。