Nantoka/堆芯duī xīn堆芯 (duī xīn) is a Chinese word meaning “reactor core”.Meanings1reactor coreCharacters in 堆芯堆duī · to pile up芯xīn · (bound form) the pith of the rush plant (used as a lampwick)Related words堆to pile up芯片computer chip; microchip垃圾堆garbage heap反应堆reactor火堆bonfire堆满to pile up堆积to pile up核反应堆nuclear reactor芯(bound form) the pith of the rush plant (used as a lampwick)芯used in 芯子[xin4 zi5]堆积如山to pile up like a mountain (idiom)灯芯绒(textiles) corduroyStudy Chinese with flashcards →