Correct

奇效

/ jī xiào /
Strokes

Example

As a Noun

extraordinary efficacy (of medicine); miraculous effect/result

1
Zhèzhǒng
这种
yào
duì
zhìliáo
治疗
fēngshībìng
风湿病
yǒu
xiào
奇效
  

This medicine has extraordinary efficacy for rheumatism.

2
Zhèzhǒng
这种
xīnyào
新药
yǒu
xiào
奇效
  

The new drug works miracles.

3
xiào
奇效
yào

miracle drug

4
xiào
奇效
liáo
疗法

miracle cure

5
Chǎnshēng
产生
xiào
奇效

work like magic/a charm