词典释义：
make a journey, typically of some length or abroad
旅行（尤指长途旅行或出国旅行）
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the vessel had been travelling from Libya to Ireland 船从利比亚开往爱尔兰
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we travelled thousands of miles .我们旅行了几千英里。
[with obj.]journey along (a road) or through (a region)
沿（路）旅行；经过（某地区）
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he travelled the world with the army .他随军队周游世界。
[usu. as adj.
走动，移动
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a travelling exhibition .巡回展览。
〈非 正式〉 经受得住旅行（指在旅行中不眩晕、不会损坏等）
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he usually travels well , but he did get a bit upset on a very rough crossing .通常他旅行状态不错，但到了非常颠簸的路岔口时，有点恶心。
be enjoyed or successful away from the place of origin
（在原地以外的地方）受喜爱，取得成功
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accordion music travels well .手风琴音乐广受欢迎。
(of an object or radiation)move, typically in a constant or predictable way
（物体，放射线）运动，移动（尤指做常态移动）
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light travels faster than sound .光比声音传得快。
〈非正式〉 （尤指车辆）快速移动。
the action of travelling, typically abroad
（尤指海外）旅行
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I have a job which involves quite a lot of travel .我的工作需要经常出差。
[count noun](
（尤指长途或异域）旅程
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perhaps you'll write a book about your travels .可能你会写一本关于你旅行的书。
[as modifier](of a device)designed so as to be sufficiently compact for use on a journey
（设备）旅行用的
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a travel iron .一个旅行熨斗。
the range, rate, or mode of motion of a part of a machine
（机器部件的）运动范围，运动速度，运动模式
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two proximity switches detect when the valve has reached the end of its travel .当阀门开到顶时，两个临近开关就会感测到。
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travel + 距离 行进...
真题例句：
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travel to ... 去...旅行
真题例句：
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travel fast 传播得快
真题例句：
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travel around ... 在...四处旅行
真题例句：
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travel in ... 在...旅行
真题例句：
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travel through ... 通过...传播
真题例句：
"Middle English： variant of
