密封辐射源

mì fēng fú shè yuán

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Definitions

  1. 1. sealed radiation source

Child Words of 密封辐射源

密
mì

secret

密封
mì fēng

to seal up

封
fēng

to confer

射
shè

to shoot

辐射
fú shè

radiation

源
yuán

root

辐
fú

spoke of a wheel