Yes, rather painful. Since it has been tight and tense and at times it becomes numb.

Fraunhofer technicians can reduce air pressure inside, making ears pop , to mimic cruising at 35,000 feet.

弗劳恩霍夫的技师们可以将机舱内的气压降低到让耳朵发胀的程度, 以模拟在35,000英尺飞行的状态.

When the grading doesn't meet their wishes, tears begin to stream down their cheeks.

眼泪开始潸然下流,她没法再读下去.她只觉得心在发胀, 顿时高兴得无法克制自己了.

Head feel distended! Inside nose very hot why?

脑袋发胀! 鼻子里面很热为什么?

Occasionally the nail may off completely.

有时,趾甲可能完全折断.

The pads and nails are black or slate gray.

脚垫和趾甲为黑色或暗蓝灰色.

The feet are small and compact with short nails.

小而紧凑,趾甲短.

Don't you want me to varnish your toe-nails since you've had a pedicure?

既然修了脚趾甲,是否要涂亮趾甲 呢 ?

Some women varnish their toe-nails.

有些女子在脚趾甲上涂指甲油.

He swelled out his chest with pride.

他挺胸凸肚,神气活现.

Translucent paper is usually better than does not contain non-coated paper pulp harder and more square.

半透明纸通常比不含木浆的 非 涂料纸更坚硬、更挺括.

Paper needle to make them look square , bridge is, diameter and eye of the needle.

纸针要挺括 、 牢固 、 直径与针眼相符合.

Interfacing is applied to fabric to add support and to preserve the garment's shaping.

面料用了衬布更加挺括并有利于衣服的成型.

He wore a trim suit and looked smart.

他穿着一身笔挺的西装,样子很帅.

The guards stood erect.

卫兵们笔挺地站着.

He is dressed in a smart suit today, and looks energetic.

他今天穿了一件笔挺的西装, 显得非常精神.

His knees were knocking together.

他害怕得腿肚子打战.

I would not creep along the coast.

我不愿在岸边爬行.

Wind resistance considerations keep professional cyclists low on their bikes.

考虑风阻的原因,选手比赛时在自行车上都采取匍匐的姿势.

They crept through the shadows and waited for the guard to pass.

他们匍匐在阴影里,等待守卫的通过.

He crouched now in the robe and holding the pistol in both hands.

他这会儿匍匐在睡袋里,两手握着枪.