丙種射線 bǐng zhǒng shè xiàn

DEFINITIONS

  1. gamma ray

CHARACTERS

丙 bǐng
HSK 6
third; 3rd heavenly stem
種 zhǒng seed; race; offspring; to plant
射 shè
HSK 5
shoot, eject, issue forth, emit
線 xiàn thread, line, wire; clue