自动铅笔zìdòngqiānbǐMeanings1. mechanical pencil2. propelling pencilCharacters used自self动to move铅lead笔writing brushExamples1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.