工於心計 gōng yú xīn jì

DEFINITIONS

  1. scheming
  2. calculating

CHARACTERS

工 gōng
HSK 1
labor, work; worker, laborer
於 yú in, at, on; interjection alas!
心 xīn
HSK 3
heart; mind, intelligence; soul
計 jì plan, plot; stratagem; scheme