| 释义 | 
		rectangle美 ['rek.tæŋɡ(ə)l]  英 ['rek.tæŋɡ(ə)l]  n. box,square,frame,tick box,check box 1.  | 长方形;矩形a flat shape with four straight sides, two of which are longer than the other two, and four angles of 90˚  |  
 n.  | 1. a two-dimensional geometric figure formed of four sides in which each angle is a right angle, especially one with adjacent sides of different length 2. a shape with four straight sides and four angles of 90º  |  
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