Correct

兜底

/ dōudǐ / 
Strokes

Definition

to reveal/to expose

Example

As a Verb

disclose the whole story; reveal all the details; tell all; come clean

1
Nǐ
你
de
的
tónghuǒ
同伙
dōu
都
dōu
兜
le
了
de
底
  
。

Your partner has come clean about everything. / Your partner has confessed/told everything.

As a Verb

expose/lay bare sb's embarrassing secret

2
Nǐ
你
bù
不
gāi
该
dōu
兜
tā
他
de
的
de
底
  
。

You shouldn't have dragged the skeleton out of his closet.