光二極管 guāng èr jí guǎn

DEFINITIONS

  1. photodiode
  2. light-emitting diode (LED)

CHARACTERS

光 guāng
HSK 4
light, brilliant, shine; only
二 èr
HSK 1
two; twice
極 jí extreme, utmost, furthest, final
管 guǎn
HSK 4
pipe, tube, duct; woodwind music