名词
中文翻译：粉笔覆盖纸
同义词：
['chalkboard', 'whiteboard', 'dryerase board']
例句：
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1.The teacher used a chalk overlay paper to write on the blackboard.
老师用粉笔覆盖纸在黑板上写字。
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2.The students were using dryerase boards to clean their books.
学生们正在使用干擦板来清洁他们的书。
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3. The whiteboard is an essential tool for teaching and learning in the classroom.
白板是教室教学和学习中必不可少的工具。