Correct

无所用心

/ wú suǒ yòngxīn /
Strokes

Definition

not paying attention to anything (idiom); to idle time away

Example

Definition

not give serious thought to anything; not exert one's mind; remain idle

1
zàijiā
在家
xiánzhù
闲住
duō
  
,
suǒyòngxīn
无所用心
  

He had stayed idle at home for several days without thinking of anything seriously.

2
Bǎoshízhōng
饱食终日
  
,
suǒyòngxīn
无所用心
de
rén
富人

the idle rich