用“yawns”造句大全，yawns造句

This suggests yawns are triggered by an increase in brain temperature and "actually promote brain cooling," Gallup said.

It annoys you when John makes an unusually long grunt when he yawns and stretches at his desk even when you're well rested.

A toad yawns/a gaping mouth(talking Big)

A person yawns and you believe that person is bored with your message.

Our yawns, our moods, our facial expressions, our memories, our office dynamics, our global banking system are all subject to the forces of contagion, it would seem.

His yawns suggested he was either tired or bored.

We instinctively mimic, even to a small extent, the mood, manners, yawns and actions of the people around us.

She yawns evenly and turns to him.

In preterm infants, the number of yawns decreases between 31 and 40 weeks’ postconceptional age, mainly during the day.

Head flung back as if to howl, the monkey merely yawns.

As for the larger question of why yawns are catching, nobody really knows. Fact is, we don't know why people yawn.

He plops behind the desk, yawns and rubs his eyes.