啼笑皆非

tíxiàojiēfēi
  1. lit. not to know whether to laugh or cry (idiom)
  2. between laughter and tears

CEDICT

to be so ridiculous that it is both saddening and provokes laughter at the same time

Wiktionary

哭笑不得。形容不知如何是好。

重編國語辭典

哭笑不得。形容不知如何是好。

維基詞典

Entry Composition

=1 啼 tí
  1. (bound form) to cry; to weep loudly
  2. (bound form) (of a bird or animal) to crow; to hoot; to screech
=1 啼 tí variant of 啼 tí
=2 笑 xiào old variant of 笑 xiào
=2 笑 xiào
  1. to laugh; to smile
  2. to laugh at
3 皆 jiē
  1. all
  2. each and every
  3. in all cases
4 非 fēi
  1. to not be; not
  2. wrong; incorrect
  3. non-; un-; in-; de-
  4. to reproach; to blame
  5. (coll.) to insist on; simply must

Related entries

哭笑不得 kūxiàobùdé
  1. lit. not to know whether to laugh or cry (idiom)
  2. both funny and extremely embarrassing
  3. between laughter and tears
我真是哭笑不得了。

I don't know whether to cry or to laugh.

Source: Tatoeba