Level 5 · word 7,319 of 20,000

chalk

/ˈtʃɔːk/ American
Picture: chalk
  • n. 粉笔, 白垩
  • v. 用粉笔写
Definition
  • n. a soft white rock, or a stick of it used for writing
  • v. to write or mark something with chalk
Example
The teacher wrote the math problem on the board with chalk.
老师用粉笔在黑板上写下了这道数学题。