困難在於 kùn nán zài yú

DEFINITIONS

  1. the problem is...

CHARACTERS

困 kùn
HSK 4
to surround, besiege; to be surrounded; difficult
難 nán difficult, arduous, hard; unable
在 zài
HSK 1
be at, in, on; consist in, rest
於 yú in, at, on; interjection alas!