原形畢露 yuán xíng bì lù

DEFINITIONS

  1. original identity fully revealed (idiom); fig. to unmask and expose the whole truth

CHARACTERS

原 yuán
HSK 4
source, origin, beginning
形 xíng
HSK 5
form, shape, appearance
畢 bì end, finish, conclude; completed
露 lù
HSK 6
dew; bare, open, exposed