如果你在黑板上写字，下课时要擦掉。
If you write on the blackboard, rub it off at the end of the lesson.
你记得它的用途或者当老师在黑板上写字时它发出的声音吗？
Are you remembering what it is used for, or the sound it makes when the teacher writes on the blackboard?
老师们将不再用粉笔在黑板上写字。
他在教室里，他在黑板上写字。
老师也不用粉笔在黑板上写字。
他停止说话，开始在黑板上写字。
He stopped speaking, and went on to write on the blackboard.
老师将不会用粉笔在黑板上写字。
粉笔被老师们用来在黑板上写字用。
粉笔是用来在黑板上写字的。
老师正用粉笔在黑板上写字。
我老师用粉笔在黑板上写字。
你和雷没有在黑板上写字。
粉笔是用来在黑板上写字，而钢笔是用来在纸上写字的。
Chalk is used to write on the blackboard while a pen on paper.
每当她伸长手在黑板上写字时，她的后背就会露出一部分。
When he stretched her hand to write on the blackboard, we could see a part of her back.
当大家都在外面的时候，偷偷在黑板上写字该是多么有趣的事啊！
What fun it would be to write on the chalkboard while everyone is outside.
哇！当大家都在外面的时候，偷偷在黑板上写字该是多么有趣的事啊！
Wow! What fun it would be to write on the chalkboard while everyone is outside.
澳大利亚俚语，意为“学校老师”，因为老师经常用粉笔在黑板上写字。
Slang for a schoolteacher, because teachers often write with chalk on black-boards. See also schoolie.
澳大利亚俚语，意为“学校老师”，因为老师经常用粉笔在黑板上写字。
Slang for a schoolteacher, because teachers often write with chalk on black-boards. See also schoolie.
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