可数。例如：he exercises are designed to strengthen your stomach muscles.这些活动目的在于增强你的腹部肌肉。muscle，意思是肌肉；力量；权威，权力。
n.肌肉；肌；体力；权力；威信；影响力;
v.强取;
第三人称单数：muscles
复数：muscles
现在分词：muscling
过去式：muscled
过去分词：muscled
muscle例句He didn't move a muscle.
他一动不动地站着。
You need to release the tension in these shoulder muscles.
你需要放松肩部肌肉。
uscles contract and relax during physical activity.
身体活动时肌肉收缩放松。
The exercises are designed to stretch and tone your leg muscles.
这些活动目的在于伸展和增强你的腿部肌肉。
