muscle

I pulled a muscle in my leg while running.

我跑步时拉伤了腿上的肌肉。

He goes to the gym every day to build muscle.

他每天去健身房锻炼肌肉。

After the workout, she felt some muscle pain.

锻炼后，她感到有些肌肉疼痛。

Regular exercise improves muscle strength.

定期锻炼可以提高肌肉力量。

The biopsy showed healthy muscle tissue.

活检显示健康的肌肉组织。

He had a sudden muscle spasm in his back.

他的背部突然发生了肌肉痉挛。

The company is flexing its muscles by launching a new product line.

该公司正在通过推出新产品线来展示其实力。

She sat perfectly still, not moving a muscle.

她一动不动地坐着。

With practice, the movements become automatic through muscle memory.

通过练习，这些动作会通过肌肉记忆变得自动化。