光波長

光波长
guāngbōcháng
optical wavelength

CEDICT

Entry Composition

1 光波 guāngbō light wave
2 長 cháng
  1. long
  2. (bound form) length
  3. (bound form) strong point; forte
  4. (bound form) to be good at
  5. (literary) surplus; spare (Taiwan pr. zhàng)