突破瓶頸 tū pò píng jǐng

DEFINITIONS

  1. to make a breakthrough

CHARACTERS

突 tū
HSK 3
suddenly, abruptly, unexpectedly
破 pò
HSK 4
break, ruin, destroy; rout
瓶 píng
HSK 3
jug, pitcher, vase, jar, bottle
頸 jǐng neck, throat