The runners flexed their muscles as the preparatory activities for the race.

"赛跑选手们伸屈四肢,放松以此作为比赛前的准备活动。"

He’s flexing his muscles, waiting for the day he becomes president.

他在摩拳擦掌，等着成为总统的那一天。

Arrector Pili are tiny muscles attached to the base of the hair follicles.

竖毛（立毛）是一些附着在毛囊底部的细小的。

The flexibility of a man's muscles will lessen as he becomes old.

人老的柔韧性将降低。

Cheeks--Well developed chewing muscles, but not so much that "cheekiness" disturbs the rectangular head form.

面颊部咬合发达，但不能太夸张以至于变成“厚脸皮”，而破形头部的整体外。

The facial nerve -s the muscles of expression.

面部神经促 使表活动。

Lifting weights will build arm and shoulder muscles.

举重会使手臂和肩膀的发达。

Gather up your muscles and jump.

收紧, 然后起跳。

We should constantly exercise our muscles.

我们应当经常锻炼。

Gosh! My muscles is going to ache all over tomorrow.

哎呀！明天我全身都会痛。

My father was a hard-fisted truckdriver with muscles of steel.

我父亲是个有着钢盘铁骨般身体的卡车司机。

High placement may overstretch the joint capsule, the muscles, or the tendons.

关节囊，或腱可能会因过度伸展而受伤。

Arm flat and muscular.Bone substantial but not coarse and muscles hard and devoid of flabbiness.

臂膀平且发达，骨骼坚实，但不粗糙，且坚硬，没有软弱无力的样子。

A muscle in his jaw pulsed angrily.

他下巴的愤怒地抽动着。

Relate to synchro treatment of binoculus muscle.

关于双眼眼同步疗法。

The runner has firm muscles.

那个赛跑运动员有一身结实的。

Those who having dinosaurian body is medium grain is in its local the muscle that showed aardwolf.

【摘要】有着恐龙身躯的中粮在它的局部显出土狼的。

The muscle fiber of this animal is diseased.

这个动物的纤维产生病变。

It can significantly reduce the area of infracted cardiac muscle in dog with coronary artery ligation.

可使冠脉结扎犬的急性心缺血的梗死区范围明显缩小。

The hornworm has just 70 muscles per segment, with just one nerve controlling each muscle, for the most part.

蠕虫每节有70根，每根大多只由一根神经控制。