come out of the closet
US /kʌm aʊt əv ðə ˈklɑːzɪt/
UK /kʌm aʊt əv ðə ˈklɑːzɪt/

1.
出柜, 公开性取向
to openly declare one's sexual orientation or gender identity, especially when it is not heterosexual or cisgender
:
•
After years of hiding, he finally decided to come out of the closet to his family.
躲藏多年后,他终于决定向家人出柜。
•
It takes a lot of courage to come out of the closet.
出柜需要很大的勇气。
2.
大白于天下, 被揭露
to reveal a secret or something previously hidden
:
•
The truth about the scandal finally came out of the closet.
关于丑闻的真相终于大白于天下。
•
Many old family secrets came out of the closet during the reunion.
许多旧的家庭秘密在团聚时被揭露出来。