芯xīnTop 15000Meanings1. (bound form) the pith of the rush plant (used as a lampwick)Characters used芯pithExamples1我wǒ从cóng她tā那里nàli拿ná了le一yī根gēn自动铅笔zìdòngqiānbǐ芯xīn。I got a piece of lead for my mechanical pencil from her.