穿透辐射

penetrating radiation

to wear / to put on / to dress / to bore through / to pierce / to perforate / to penetrate / to pass through / to thread

to penetrate

to penetrate / to pass through / thoroughly / completely / transparent / to appear / to show

(bound form) to penetrate; to seep through / to tell secretly; to leak / thoroughly; through and through / to appear; to show

radiation

spoke of a wheel

old variant of 射[she4]

to shoot / to launch / to allude to / radio- (chemistry)