| 单词 | rail | 
| 释义 | Word Frequency rail 1(reɪl) noun 1.  a horizontal bar of wood, metal, etc, supported by vertical posts, functioning as a fence, barrier, handrail, etc 2.  a horizontal bar fixed to a wall on which to hang things  a picture rail 3.  a horizontal framing member in a door or piece of panelling Compare stile2 4.   short for railing  5.  one of a pair of parallel bars laid on a prepared track, roadway, etc, that serve as a guide and running surface for the wheels of a railway train, tramcar, etc 6.  a.   short for railway  b.  (as modifier)  rail transport 7.  nautical a trim for finishing the top of a bulwark  8. off the rails  verb (transitive) 9.  to provide with a rail or railings  10. (usually foll by in or off) to fence (an area) with rails Derived formsrailless (ˈrailless) adjective Word originC13: from Old French raille rod, from Latin rēgula ruler, straight piece of wood Word Frequency rail 2(reɪl) verb (intr; foll by at or against) to complain bitterly or vehemently  to rail against fate Derived formsrailer (ˈrailer) noun Word originC15: from Old French railler to mock, from Old Provençal ralhar to chatter, joke, from Late Latin ragere to yell, neigh Word Frequency rail 3(reɪl) noun any of various small wading birds of the genus Rallus and related genera: family Rallidae, order Gruiformes (cranes, etc). They have short wings, long legs, and dark plumage  Word originC15: from Old French raale, perhaps from Latin rādere to scrape | 
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