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- Trying to fix the tie , he took a blackboard eraser and hammered a large tack through his tie into his chest. 为了固定领带，他拿起黑板擦，把一个大头钉透过领带砸入他的胸膛。
- Have you seen the chalk and the blackboard eraser? 你们知道粉笔和黑板擦放在哪里吗？
- The room was furnished with some old tables, a blackboard, and an old stove. 这间房子里有一些旧桌子，一块黑板和一个旧的火炉。
- The boy was figured on a blackboard. 这男孩在黑板上做算术。
- Andy chalks the alphabet on a blackboard. 安迪在黑板上写字母。
- Just then,he saw a blackboard in front of him. 正在那时，他看见了前面的一块黑板。
- On the wall there is a blackboard. 墙上有一块黑板。
- There is a blackboard on the front wall. 指着黑板。
- a blackboard eraser 板擦
- There's a blackboard in the front of the classroom. 教室的前面有一块黑板。
- You can write on a blackboard with chalk. 你可以用笔本在黑板上写字。
- This is our classroom. There is a blackboard in it. 这是我们的教室。教室里有一块黑板。
- There is a blackboard on the wall. 墙上有块黑板。
- Just then, he see a blackboard in front of him. 正在那时，他看见了前面的一块黑板。
- He chalked up their names on a blackboard. 他把他们的名字记在一块黑板上。
- A blackboard is painted layers of cement. 黑板就是涂上的一层层水泥。
- From the back asthma wheezingly run a student: "Teacher, still give us our black blackboard eraser, we are returned so that attend class! 后面气喘嘘嘘的跑来一个学生：“老师，把我们的黑板擦还给我们吧，我们还得上课呢！”
- I hate the scrape of chalk on a blackboard. 我讨厌粉笔在黑板上刮的声音。
- Some desks,some seats,some chalks and a blackboard. 一些桌子、座椅、粉笔、和一块黑板。
- A pressure cleaner of blackboard eraser 一种负压式黑板擦吸尘器的设计及应用
