1、travel英[?tr?vl]美[?tr?vl]，v.长途行走; 旅行; 游历; (以某速度、朝某方向或在某距离内)行进，转送，传播; 经长途运输仍不变质; 经得住长途运输;n.旅行; 旅游; 游历; (出国)旅游。
2、[例句]But the population of the animals known for their ability to travel far without much water has fallen sharply.但这种因具有在缺水情况下可以长途行走能力而闻名的动物数量却急剧下降了。