chalkboard /ˈtʃɔːk.bɔːrd/ n.
黑板;用粉笔书写的板面,通常为黑色或深绿色,常见于教室和会议室。
/ˈtʃɔːk.bɔːrd/
The teacher wrote the new vocabulary on the chalkboard.
老师把新单词写在了黑板上。
The old chalkboard in the lecture hall was covered with faint traces of equations that had been erased many times over the years.
讲堂里那块旧黑板上布满了多年来反复擦拭后留下的淡淡公式痕迹。
chalkboard 是一个复合词,由 chalk(粉笔)和 board(板)组成。chalk 源自古英语 cealc,最终追溯到拉丁语 calx,意为"石灰石"。board 源自古英语 bord,意为"木板、平面"。这个词在19世纪开始广泛使用,用来指代教室中供粉笔书写的黑色或深绿色板面。在美式英语中,chalkboard 比 blackboard 更常用。