Correct

捂捂盖盖

/ wǔ wǔ gài gài / 
Strokes

Example

As a Verb

try to cover up; gloss over; hedge and dodge

1
Yǒu
有
le
了
cuòwù
错误
bù
不
néng
能
wǔ
捂
wǔ
捂
gài
盖
gài
盖
  
。

You shouldn't try to cover up your mistakes.