Correct

前兆

/ qiánzhào /
Strokes

Definition

omen/prior indication/first sign

Example

As a Noun

omen; forewarning; premonition

1
Shēn
身体
chāozhòng
超重
呼吸
急促
dōu
shì
xīnzàngbìng
心脏病
zuò
发作
de
qiánzhào
前兆
  

Overweight and shortness of breath are indications of a heart attack.

2
Gǎnmào
感冒
de
qiánzhào
前兆

forewarning of a cold

3
zhèn
地震
  
/
bàofēng
暴风雨
de
qiánzhào
前兆

warning signs of an earthquake/a storm