她现在开始取出了用于黑板教学的粉笔和黑板擦。
She now often gets out her chalk and eraser to use the blackboard.
她现在开始取出了用于黑板教学的粉笔和黑板擦。
She enow often gets out her chalk and eraser to use the blackboard.
而简单的教学材料和技术如黑板，粉笔，图片似乎已被遗忘。
The traditional teaching materials and techniques, such as blackboard, chalk, pictures seem to be ignored.
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