| 释义 |
〔mark〕marked a square on the board.在黑板上画出一个正方形〔chalk〕chalked my name on the blackboard.用粉笔将我的名字写在黑板上〔chalk〕A piece of chalk or chalklike substance in crayon form, used for marking on a blackboard or other surface.粉笔:一支粉笔或带颜色的粉笔状物,用以在黑板上或其他物体表面作标记〔scrape〕scraped my fingernails down the blackboard.用我的指甲在黑板上刮擦 |