chalkboard
US /ˈtʃɑːk.bɔːrd/
UK /ˈtʃɑːk.bɔːrd/
1.
黒板, チョークボード
a board with a smooth, dark surface, typically green or black, used for writing on with chalk, especially in schools
:
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The teacher wrote the math problem on the chalkboard.
先生は算数の問題を黒板に書いた。
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We used to draw pictures on the chalkboard during recess.
休憩時間に黒板に絵を描いていた。