放射防护 fàng shè fáng hù

DEFINITIONS

  1. radiological defense

CHARACTERS

放 fàng
HSK 3
put, release, free, liberate
射 shè
HSK 5
shoot, eject, issue forth, emit
防 fáng
HSK 5
defend; prevent; embankment
护 hù
HSK 3
protect, guard, defend, shelter