The teacher wrote on the blackboard with a piece of chalk.

老师用支粉笔在黑板上写字。

Rub out chalk marks with an eraser.

用黑板擦擦掉粉笔字迹。

I can’t bear the sound of chalk scraping on a blackboard.

我受不了粉笔在黑板上摩擦时发的刺耳声音。

She chalked out a design on the blackboard.

她用粉笔在黑板上个图样。

He filched a piece of chalk from the teacher’s desk.

他从老师的书桌上取支粉笔。

After the horseplay by the wicked students, the classroom floor was strewn with crumbled chalk dust.

那班顽皮学生儿，捏碎不少粉笔，过后，教室地板上撒满了粉笔灰。

He marked the floor with chalk.

他用粉笔在地板上作记号。

Chalk and cheese are disparate substances.

粉笔和乳酪是完全不同的东西。

The chalk jarred against the blackboard.

粉笔在黑板上发吱吱声。

Using the etching needle, litho crayon, various aquatint solutions, or greasy tusche washes on copperplates or lithostones, artist such as John Cage, E.

使用刻针，石版有色粉笔，各种凹铜版腐蚀制版法，或者用多脂制版墨粉刷到铜板或石版上。