Believe it or not, 80% of netizens use it under the meaning of "It is not funny at all, but I have to smile."

信不信由你，80%的网友用这个词的意思是“一点都不好笑，但我不得不笑”。

youdao

It is not about prosperity: Iceland--which, believe it or not, is still one of the richer countries in the world--is out, whereas Vietnam is in.

它与繁荣无关：不管信不信，冰岛——仍然处于世界上较为富有的国家之列——但是被排除在外了，而越南却包含在内。

youdao

Believe it or not (and many choose not to) some women have the ability to poop.

随你相不相信(很多人还是选择不信)女生也会便便。

youdao

You might say, I'll leave that problem-- are souls spatially located or not-- to be worked out by those who believe in it.

你可能会说,我会把这个问题,"灵魂是否在空间上有它的位置",留给那些相信这个理论的人去解决

耶鲁公开课 - 死亡课程节选

Well, for the answer to that we have to go back to ancient Greek music theory, and when you read about this--it's really turgid stuff-- but believe it or not, I teach a course on this at the graduate level.

这个,要回答那个问题,恐怕要追溯到古希腊的音乐理论,每次读这些都会云山雾罩的,不管你信不信,我曾在研究生中开过这个课程

耶鲁公开课 - 聆听音乐课程节选

He or she is not just a success but a remarkable story, an inspiration, a believe-it-or-not.

CNN: Why we fell for Manti Te'o story

Believe it or not, these asset-backed houses of cards were not hastily, sloppily built before they were foisted onto the public.

FORBES: Rating Agencies "Sold" the SEC on Asset Backed Securities

Believe it or not - their approach to the economy is moving closer as well.

BBC: Osborne, Balls and the OECD: Where they agree