1
- a journey for pleasure in which several different places are visited旅行, 游历, 观光：
a motoring tour of Scotland.
苏格兰驾车游。
1.1
- a short trip to or through a place in order to view or inspect something巡视, 参观：
a tour of the White House.
参观白宫。
2
- a journey made by performers or a sports team, in which they perform or play in several different places（剧团的）巡回演出, （运动队的）巡回比赛：
Ireland's eight-match tour of New Zealand
爱尔兰队的新西兰八场巡回赛
she joined the Royal Shakespeare Company on tour.
她参加了皇家莎士比亚剧团的巡回演出。
2.1
the tour
(in golf, tennis, and other sports) the annual round of events in which top professionals compete（有顶级职业选手参加的年度高尔夫球、网球等的）锦标赛。
3
- （亦作tour of duty）a spell of duty on military or diplomatic service（军界、外交界的）服役期, 任职期：
a tour of duty in Northern Ireland.
北爱尔兰的轮值期。
with obj.
1- make a tour of (an area)旅行, 游历, 观光：
he decided to tour France
他决定游览法国
no obj. he toured in America and Europe.他在美国和欧洲观光。
1.1
- take (a performer, production, etc.) on tour（演员, 作品等）巡回表演, 巡回展出。
词源
Middle English （in sense 3; also denoting a circular movement）： from Old French, 'turn', via Latin from Greek tornos 'lathe'. Sense 1 dates from the mid 17th cent.