Correct

反作用

/ fǎnzuòyòng / 
Strokes

Definition

opposite reaction

Example

As a Noun

counteraction; reaction; retroaction

1
Zuòyòng
作用
yú
与
fǎnzuòyòng
反作用
dìnglǜ
定律

law of action and reaction

2
Shàngcéngjiànzhù
上层建筑
duì
对
jīngjìjīchǔ
经济基础
de
的
fǎnzuòyòng
反作用

reaction of the superstructure on the economic base

3
Yǐnqǐ
引起
fǎnzuòyòng
反作用

cause a reaction

As a Noun

negative effect; counterproductive effect; counteraction

4
Tiányāshì
填鸭式
jiàoxué
教学
fāngfǎ
方法
zhǐnéng
只能
qǐ
起
fǎnzuòyòng
反作用
  
。

The method of cramming only defeats its intended purpose.