| 单词 | train | 
| 释义 | train1 of 3noun (1)   ˈtrān     plural trains   1  a    : a connected line of railroad cars with or without a locomotive  traveled the country by train A train puffs across the Railroad Connection Bridge …  b    : an automotive tractor with one or more trailer units  Tractor trains can operate not only within a plant but also outdoors between plants. These trains are especially useful where loads are too bulky or heavy for forklift trucks … The [farm] tractor was 11.52 tonnes and the trailer 18.30 tonnes, giving a train weight of 29.82 tonnes.  2  a    : the retinue or suite of a person of rank or consequence : following  In his train flock not the industrial workers of the world but the literary intellectuals of the capital cities of the world …  b    : a moving file of persons, vehicles, or animals  They had been walking for eight days. So had their small train of camels, mules and donkeys …  c    : the luminous trail or tail of a meteor or comet  Sightings of spiral meteor trains are not new. 3  a    : an orderly succession  lost her train of thought  b   chiefly British   : a sequence (as of events or actions) leading to some result or goal  —often used in the phrase in train  A revolution had been set in train.  c    : accompanying or resultant circumstances : aftermath  consequences the discovery will bring in its train 4   : a series of moving mechanical parts (such as gears) that transmit and modify motion  a gear train 5   : a part of a gown that trails behind the wearer  Her bridal train was carried by a pretty flower girl … 6   : the vehicles, personnel, and sometimes animals that provide maintenance, supply, and evacuation services to a combat unit  … Edward IV had an artillery train which impressed contemporaries, and which was clearly intended to provide for field actions as well as sieges. 7  chemical engineering   : a series of parts or elements that together constitute a system for producing a result and especially for carrying on a process (such as the liquefaction of gas or separation of petroleum) automatically  an oil production train 8   : a line of combustible material laid to lead fire to a charge  A train of powder burning at a known rate can be made into an accurate timer as the length of the train is directly proportional to the time it takes to burn.  trainful   ˈtrān-ˌfu̇l noun train2 of 3 verb  trained; training; trains   transitive verb 1  a    : to teach so as to make fit, qualified, or proficient    b    : to form by instruction, discipline, or drill   2   : to make prepared (as by exercise) for a test of skill   3   : to direct the growth of (a plant) usually by bending, pruning, and tying   4   : to aim at an object or objective : direct  trained his camera on the deer training every effort toward success 5   : trail, drag   intransitive verb 1   : to undergo instruction, discipline, or drill   2   : to go by train    trainability   ˌtrā-nə-ˈbi-lə-tē noun  trainable   ˈtrā-nə-bəl adjective train3 of 3 noun (2) obsolete    : scheme, trick   train 1 of 2 noun1 as in entouragea body of employees or servants who accompany and wait on a person a movie star who never goes anywhere without a train of personal assistants to cater to his every whim and need Synonyms & Similar Words Relevance 
 2 as in fleeta group of vehicles traveling together or under one management a train of supply trucks making its way to the army encampment Synonyms & Similar Words 
 3 as in queuea series of persons or things arranged one behind another already a long train of ticket buyers waiting outside the stadium Synonyms & Similar Words 
 4 as in chaina series of things linked together you've broken my train of thought—now what were we talking about? Synonyms & Similar Words 
 train2 of 2 verb1 as in to prepareto bring to a proper or desired state of fitness has been training track-and-field athletes at the school for years Synonyms & Similar Words 
 Antonyms & Near Antonyms 
 2 as in to teachto cause to acquire knowledge or skill in some field will train the students in good study habits Synonyms & Similar Words 
 3 as in to focusto fix (as one's attention) steadily toward a central objective train all your thoughts on imagining how you'd score the winning goal in the game Synonyms & Similar Words 
 4 as in to aimto point or turn (something) toward a target or goal trained his eyes on the distant bull's-eye Synonyms & Similar Words 
 Antonyms & Near Antonyms 
 5 as in to equipto make competent (as by training, skill, or ability) for a particular office or function he's so experienced that they usually use him to train new recruits Synonyms & Similar Words 
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