mechanical pencilməˌkænɪklˈpensl高Ｔ短语¹³¹⁶²⁰⁺³ 基本例句 自动铅笔 教学工具 Buy a large candle, and use a mechanical pencil with no lead in it to engrave a message. 买一支大蜡烛，然后用一支没有装铅芯的自动铅笔在上面雕刻一些特别的标语。 yeeyan I had found my calling, and all because of a little mechanical pencil. 我找到了我想要的，而这些，仅仅是源于一只小小的自动铅。 www.usastudy.com.cn