n an involuntary intake of breath through a wide open mouth; usually triggered by fatigue or boredom
v utter a yawn, as from lack of oxygen or when one is tired
v be wide open
词态变化
原型:yawn
变形:3s
常见例句
1
In short, one person yawns and then the other person does
2
Should the original yawner yawn twice before the second person yawns once, player one has one point. > We played tweleve rounds of yawn pong last night.
