释义 |
nounaeronautics a strong light composite material of boron fibre and silicon carbide used in aviation Words nearby borsicborrow pit, borrow trouble, Bors, borscht, borscht circuit, borsic, borstal, bort, borzoi, Bosanquet, bosberaad 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 |