muscle是什么意思？muscle的用法和例句有哪些？

muscle是指人体内的肌肉组织，它是由肌纤维组成的，具有收缩和伸展的能力，可以帮助身体进行运动和保持姿势。除了在人体内起着重要的生理作用外，在语言中也常被用作比喻，表示力量、实力或影响力。

muscle这个词源于拉丁语musculus，意为“小鼠”，因为古时候人们认为肌肉像老鼠一样活跃。它的复数形式为muscles。

在日常生活中，我们经常使用muscle来描述身体部位。比如：

1. He has strong muscles from lifting weights at the gym.（他因为在健身房举重而拥有强壮的肌肉。）

2. The athlete pulled a muscle while running and had to s the race.（这位运动员在跑步时拉伤了肌肉，不得不停止比赛。）

3. My back muscles are sore from sitting at my desk all day.（我整天坐在桌子前，背部肌肉很酸痛。）

此外，在医学领域也经常使用muscle来指代特定的部位或类型的肌肉。比如：

4. The doctor examined his leg muscles and found no signs of injury.（医生检查了他的腿部肌肉，没有任何受伤的迹象。）

5. The heart is a muscle that pumps blood throughout the body.（心脏是一种肌肉，它将血液泵送到全身。）

除了指代具体的身体部位外，muscle也可以用来形容力量、实力或影响力。比如：

6. The company used its financial muscle to acquire its compes.（这家公司利用其财务实力收购了竞争对手。）

7. She flexed her political muscles and got the bill passed.（她发挥她的影响力，使法案通过了。）

8. The team showed their mental muscle by overcoming a tough opponent.（这支球队通过战胜强大的对手展示了他们的心理实力。）

总的来说，muscle是一个多功能的词汇，在不同场合下可以有不同的含义和用法。

例句参考：

1. I can feel the muscles in my arms getting stronger from lifting weights every day.

（我能感觉到每天举重使我手臂的肌肉变得更强壮。）

2. The dancer's graceful movements showed off her well-toned muscles.

（舞者优美的动作展示了她结实健美的肌肉。）

3. He pulled a muscle in his neck while playing tennis and had to take a break from the game.

（他在打网球时颈部拉伤了一块肌肉，不得不暂时休息比赛。）

4. The doctor recommended physical therapy to help strengthen the muscles in her injured leg.

（医生建议进行物理治疗来帮助加强她受伤的腿部肌肉。）

5. The company's financial muscle allowed it to expand into new markets and increase its profits.

（这家公司的财务实力使其能够扩张到新市场并增加利润。）

随机例句：

1. He was a man of great muscle, able to lift heavy objects with ease.

2. The boxer showed off his impressive muscles during the weigh-in before the fight.

3. She strained a muscle in her back while moving furniture and had to take a few days off work.

4. The politician used his political muscle to push through controversial legislation.

5. The team's coach emphasized the importance of mental muscle as well as physical strength in their training sessions.