光学仪器 Traditional 光學儀器 guāng xué yí qì 🔊 optical instrument + Keep this word Meanings guāng xué yí qì 光學儀器 optical instrument Its characters 光guānglight; ray (CL:道[dao4])HSK 4学xuéto learnHSK 1仪yíapparatus器qìdevice