单模光纤

单模光纤	dān mó guāng xiān	single-mode optical fiber
单	Shàn	surname Shan
单	chán	used in 单于
单	dān	bill / list / form / single / only / sole / odd number / CL:个
单模	dān mó	single mode
模	mó	to imitate / model / norm / pattern
模	mú	mold / die / matrix / pattern
光	guāng	light; ray (CL:道) / bright; shiny / only; merely / used up; finished / to leave (a part of the body) uncovered
光纤	guāng xiān	optical fiber / fiber optics
纤	qiàn	boatman's tow-rope
纤	xiān	fine / delicate / minute