单词	fiber optics
释义	fiber optics plural noun 1 : thin transparent fibers of glass or plastic that are enclosed by material of a lower refractive index and that transmit light throughout their length by internal reflections also : a bundle of such fibers used in an instrument (as for viewing body cavities) 2 singular in construction : the technique of the use of fiber optics Word History First Known Use 1956, in the meaning defined at sense 1 Kids Definition fiber optics noun plural fiber op·​tics -ˈäp-tiks : thin transparent fibers of glass or plastic that transmit light throughout their length Medical Definition fiber optics noun plural variants or chiefly British fibre optics 1 : thin transparent fibers of glass or plastic that are enclosed by material of a lower index of refraction and that transmit light throughout their length by internal reflections also : a bundle of such fibers used in an instrument (as an endoscope) 2 singular in construction : the technique of the use of fiber optics
随便看	petitioned (for) petitioned for petitionee petitioner petitioners petitioning petitioning (for) petitioning for petitionists petitions petitions (for) petitions for petitios petitory action petits chevaux petits fours petits pois petits-maîtres Petiveria PETN petnapers petnaping petnapings petnapped petnappers

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