名词中文翻译
中文翻译：粉笔线
同义词：
['chalkboard line', 'chalkboard border']
例句：
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1.The teacher drew a chalk line on the blackboard to indicate the end of the lesson.
老师在黑板上画了一条粉笔线，表示课程结束。
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2. The students lined up in neat rows along the chalk line.
学生们沿着粉笔线整齐地排成一排。
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3.The chalk lines are still visible on the floor after the class has ended.
课间结束后，地板上的粉笔线依然清晰可见。