防禦工事 fáng yù gōng shì

DEFINITIONS

  1. fortification
  2. defensive structure

CHARACTERS

防 fáng
HSK 5
defend; prevent; embankment
禦 yù defend, resist, hold out against
工 gōng
HSK 1
labor, work; worker, laborer
事 shì
HSK 2
affair, matter, business; to serve; accident, incident