| 单词 | flexure | 
| 释义 | flexure [`flek·shǝr]  EMBRYOLOGY A sharp bend of the anterior part of the primary axis of the vertebrate embryo.  GEOLOGY 1. A broad, domed structure.  2. A fold.  MECHANICS 1. The deformation of any beam subjected to a load.  2. Any deformation of an elastic body in which the points originally lying on any straight line are displaced to form a plane curve.  VERTEBRATE ZOOLOGY The last joint of a bird's wing.  | 
	
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