Read Edit View history 纤芯 xiānxīn fiber core Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 纤芯/ 纖芯 xiānxīn fiber core noun · core (of an optical fiber) 光纤的纤芯通常由高纯度玻璃制成。 Edit Delete References Add reference No references for this word.