Encara no tenim significats per a "big blackboard".
1Some of the other men brought in a big blackboard and set it up.
2His voice was like really big nails being run down a really big blackboard, only louder.
3The telegraphic report registers in several instruments attached to the big blackboard that occupies the entire north wall.
4The big blackboard where the share prices were updated was gone, and the physical exchange now happened through digitally created means.
5There's a big blackboard outside my front door where friends chalk up messages to say when they'd like to pop by.
6It was there that I saw Man's definitions, one by one, wiped from off the big blackboard, until only mine was left.
7Here are the tickers communicating with the Chamber, tended by lads, who transfer the figures to big blackboards on the wall.
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