HSK 5 HSK V5
Correct

肌肉

/ jī ròu / 
Strokes

Collocation

1
锻炼肌肉
2
肌肉发达
3
肌肉萎缩
4
肌肉酸痛

Definition

肌肉 is a Noun, which means[muscle; baragnosis].

Example

As a Noun.
1
Tā
他
gēbo
胳膊
shàng
上
de
的
jīròu
肌肉
hěn
很
fādá
发达
  
。

The muscles on his arms were well developed.

2
Zhège
这个
dòngzuò
动作
chíxù
持续
jǐ
几
fēnzhōng
分钟
hòu
后
  
,
nǐ
你
huì
会
gǎndào
感到
jīròu
肌肉
yǒudiǎnr  
有点儿
suāntòng
酸痛
  
。

After this action continues for a few minutes, you will feel a little sore muscles.

3
Nǐ
你
yào
要
zhùyì
注意
duànliàn
锻炼
tuǐbù
腿部
jīròu
肌肉
  
。

You have to pay attention to exercising your leg muscles.