| 例句 |
He picked up a piece of chalk and wrote the answer on the blackboard.他拿起一支粉笔，在黑板上写下了答案。The teacher handed her a piece of chalk and asked her to write the answer on the chalkboard.老师递给她一支粉笔，让她把答案写在黑板上。He crushed a piece of chalk to powder.他将一支粉笔压成粉末。He squiggled with a piece of chalk on the suitcase.他用一支粉笔在手提箱上涂写。 |