Correct

两耳不闻窗外事

/ liǎng ěr bù wén chuāng wàishì / 
Strokes

Definition

to pay no attention to outside matters

Example

Definition

turn a deaf ear to what is going on outside the window; be unconcerned about the outside world

1
Liǎng
两
ěr
耳
bù
不
wén
闻
chuāngwài
窗外
shì
事
  
,
yīxīn
一心
zhǐ
只
dú
读
shèngxián
圣贤
shū
书
  
。

Both ears are shut to what is going on outside the window, and the whole mind is concentrated on sages'books.―One is completely/utterly absorbed in the sages'teachings and oblivious of one's surroundings.