"Translation-Dictionary.net" is the most comprehensive free online dictionary available on the web. It well exceeds regular dictioanries in terms of vocabulary coverage and it translates hundreds of thousands of words, phrases, and sentences between multiple languages. It includes translations for a wide varierty of domains such as proper names, technical terminologies, movie titles, etc. It also offers pronunciation, related terms, synonyms, spelling correction, and example sentences.

光学跟踪系统 optical tracking system

光学跟踪装置 optical tracker

光学还音 optical sound reproduction

光学还音器 optical reproducer

光学还音放映机 optical sound film projector

光学透镜 optical lens

光学通信 optical communication

光宗耀祖 make one's ancestors illustr...

光密度 optical density

光密度计 opacimeter

光导 light guide

光导电性 photoconductivity

光导电效应 photoconductive effect

光导电缆 optical cable

光导纤维 light-guide fibre

光导纤维板 optical fibre plate

光导纤维电缆 fibre optics cable

光屁股 in the nude

光山峭壁 bare hills and sheer cliffs

光山秃岭 bare hills and mountains

光差 equation of light

光带 light band

光幅度调制 light amplitude modulation

光干涉 interference of light

光年 light year

光幻视 optical illusion

光幻视产生 phosis

光幻觉 photism

光度 luminosity

光度分布计 distribution photometer

光度分类 luminosity classification

光度标 photometric scale

光度测量法 photometric method

光度计 photometer

光度计算机 photometric computer

光弹 photoelastic

光弹性 photoelasticity

光弹性材料 elastooptic material

光弹性法 photoelastic method

光弹性涂层 photoelastic coat

光弹性系数 photoelastic coefficient

光弹性试验 photoelastic test

光弹法 photoelastic method

光强 light intensity

光强分布 light distribution

光强分布图 surface of intensity distrib...

光强度 light intensity

光强度调制 light intensity modulation

光录声 photographic sound recording

光录声机 optical sound recorder

First 11 12 13 14 15 16 17 18 19 Last