单词	Yunnanarea
释义	Yunnanarea 云南地区¹⁰⁰
随便看	optical back pointer optical back scattering optical baffle optical balance optical band optical bandgap optical band gap optical band-gap optical band-gap energy optical bandpass filter optical bandwidth optical bar code reader optical bar-code reader optical bar code scanner optical bar-code scanner Optical bar code serial printer optical barmonic generation optical bar reader optical barrel Optical Barrel Camera Optical base image optical base-line measuring apparatus optical basicity optical beacon optical beam