/ˈtrævələ(r)/(
US 美 traveler)
noun [C]
1 a person who is travelling or who often travels （经常）旅行者；旅行家
2 (Brit 英) a person who travels around the country in a large vehicle and does not have a permanent home anywhere （以车为屋四处飘流的）游民 ☞Look at gypsy. 参看gypsy。