纤芯 Traditional 纖芯 xiān xīn 🔊 core (of a fiber) + Review this word Meanings xiān xīn 纖芯 core (of a fiber) Its characters 纤xiānfine芯xīnthe pith of the rush plant (used as a… Words with 纤芯 纤芯直径 xiān xīn zhí jìng core diameter (of a fiber)