乙种射线

yǐ zhǒng shè xiàn

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Definitions

1. beta ray (electron stream from radioactive decay)

Child Words of 乙种射线

second of the ten Heavenly Stems 十天干[shí tiān gān]

turning stroke (in Chinese characters), aka 折[zhé]

to shoot

seed

to plant

thread

beta- or type 2

ray