yawn
	英 [jɔːn]
美[jɔn]
	    
	
    - n. 哈欠;裂口
- vi. 打呵欠;裂开
- vt. 张开;打著呵欠说
 
    英英释意
	
	- 1. an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom;
- "he could not suppress a yawn"
- "the yawning in the audience told him it was time to stop"
- "he apologized for his ostinancy"