Correct
舒张
/ shūzhāng /
Strokes
Definition
to relax and expand/(physiology) diastole
Example
As a Verb
relax
1
Zhèzhǒng
这种
yào
药
kěyǐ
可以
bāngzhù
帮助
shūzhāng
舒张
jīròu
肌肉
。
This medicine helps to relax your muscles.
2
Xīnfáng
心房
yǒu
有
guīlǜ
规律
dì
地
jiāotì
交替
shūzhāng
舒张
hé
和
shōusuō
收缩
。
The chambers of the heart alternately contract and relax in a rhythmic cycle.
As a Noun
relaxation; diastole