Word

HSK	Not in HSK
FREQUENCY	Unknown

密封辐射源 mì fēng fú shè yuán

DEFINITIONS

sealed radiation source

CHARACTERS

密 mì HSK 4	dense, thick, close; intimate
封 fēng HSK 4	letter, envelope; feudal
辐 fú HSK 6	spokes of wheel
射 shè HSK 5	shoot, eject, issue forth, emit
源 yuán HSK 5	spring; source, head; surname