| 单词 | flat-bottomed rail |
| 释义 | flat-bottomed railnounrailways a rail having a cross section like an inverted T, with the top extremity enlarged slightly to form the headAlso called: flanged rail Words nearby flat-bottomed railflatbed scanner, flatboat, flat bond, flat bone, flat-bottomed, flat-bottomed rail, flatbread, flat broke, flat bug, flat cap, flatcar Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012 |
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