名詞黑板網(wǎng)絡(luò)觸屏黑板；黑板皮膚；黑板公司
3. 記事板：47.電羅經(jīng) Gyro-compass | 48.記事板 Blackboard | 49. 舷側(cè)出入口 Outside doorway
1. 黑板
A blackboard is a dark-coloured board that you can write on with chalk. Blackboards are often used by teachers in the classroom.