chalk
US /tʃɑːk/
UK /tʃɔːk/
名词
1.
粉笔, 白垩
a soft, white, porous sedimentary carbonate rock, a form of limestone composed of the mineral calcite
示例:
•
The teacher wrote on the blackboard with chalk.
老师用粉笔在黑板上写字。
•
The cliffs along the coast are made of white chalk.
海岸边的悬崖是由白色粉笔构成的。
2.
镁粉, 粉笔
a substance, typically magnesium carbonate, used in powdered form by gymnasts and other athletes to dry the hands and improve grip
示例:
•
The gymnast applied chalk to her hands before her routine.
体操运动员在表演前在手上涂了镁粉。
•
Climbers often use chalk to improve their grip on rocks.
登山者经常使用镁粉来增强对岩石的抓握力。
动词
用粉笔画, 记录
to mark, draw, or write with chalk
示例:
•
He chalked a line on the pavement.
他在人行道上用粉笔画了一条线。
•
The score was chalked up on the board.
分数被写在板子上。