Correct

绊脚石

/ bànjiǎoshí / 
Strokes

Definition

stumbling block/obstacle/someone who gets in your way

Example

As a Noun

stumbling block; obstacle

1
Bǎoshǒu
保守
sīxiǎng
思想
shì
是
shèhuì
社会
jìnbù
进步
de
的
bànjiǎoshí
绊脚石
  
。

Conservative ideology is an obstacle to social progress.

2
Jīngjì
经济
fāzhǎn
发展
de
的
bànjiǎoshí
绊脚石

stumbling-block preventing the economic development

3
Tīkāi
踢开
bànjiǎoshí
绊脚石

get the stumbling block out of the way; sweep the obstacle away