往肌肉里注射了肾上腺素。

Adrenalin was injected into the muscle.

这块肌肉要是再拉伸的话，甚至可能会撕裂。

If the muscle is stretched again it could even tear.

此项训练包括伸展和收缩腿部肌肉。

The exercise consists of stretching and contracting the leg muscles.

洗个热水澡，让紧张疲劳的肌肉放松一下。

Take a warm bath to soothe tense, tired muscles.

这样的运动可以锻炼腰部的肌肉。

This exercise will work the muscles of the lower back.

你需要放松肩部肌肉。

You need to release the tension in these shoulder muscles.

这些活动目的在于增强你的腹部肌肉。

The exercises are designed to strengthen your stomach muscles.

他准备起跑时肌肉绷紧了。

His muscles tensed as he got ready to run.

他站在游泳池旁活动肌肉。

He stood on the side of the pool flexing his muscles.

这些活动目的在于伸展和增强你的腿部肌肉。

The exercises are designed to stretch and tone your leg muscles.

做放松按摩可以减轻肌肉疼痛。

Muscular aches and pains can be soothed by a relaxing massage.

眼看要挨打，她绷紧了肌肉。

She tensed her muscles in anticipation of the blow.

他给她按摩脚上疼痛的肌肉。

He massaged the aching muscles in her feet.