railway engine with several carriages or trucks linked to and pulled by it 列车; 火车: a `passenger/`goods/`freight train 一列客车[货车] * `express/`stopping trains 快[慢]车 * I normally catch/take/get the 7.15 train to London. 我一般乘7点15分的火车去伦敦. * get on/off a train 上[下]火车 * You have to change trains at Didcot. 你需在迪德科特倒车. * If you miss the train there's another an hour later. 你要是赶不上这趟火车, 一小时後还有一趟. * Travelling by train is more relaxing than driving. 乘火车旅行比开汽车轻松得多. * [attrib 作定语] a `train driver 火车司机. 
number of people or animals, etc moving in a line 鱼贯而行的人﹑ 动物等: a `camel train 骆驼队 * the `baggage train, ie people and animals transporting luggage 运输行李的人和役畜的队伍. 
group of people who follow sb around; retinue 追随某人的人群; 随员: The pop star was followed by a train of admirers. 那位流行歌曲歌星周围蜂拥着许多歌迷. 
(usu sing 通常作单数) ~ (of sth) sequence of connected events, thoughts, etc 一系列相关的事情﹑ 想法等: His telephone call interrupted my train of thought. 他的电话打断了我的思路. * The military coup brought dire consequences in its train, ie as a result of it. 这次军事政变後患无穷. 
part of a longdress or robe that trails on the ground behind the wearer长的衣﹑ 袍﹑ 裙等拖在地上的部分. 
(idm 习语) in train (fml 文) being prepared 准备妥当: Arrangements for the ceremony have been put in train. 典礼的各项安排都已就绪.# `train-bearer n attendant who holds up the train1(5) of sb's dress or robe 为他人挽着衣﹑ 袍﹑ 裙等拖地部分的人.
`trainman / -mEn; -mEn/ n (pl -men / -mEn; -mEn/) (US) member of the crew operating a railway train 列车员.
`train set toy consisting of a model train which runs on a model track 模型铁路（包括铁轨﹑ 列车在内的成套玩具）.
`train-spotter n person who collects the numbers of railway locomotives he has seen, as a hobby 搜集自己见过的机车号码的人（作为爱好）.