昨天，所有投标公司都已经演示的翻译：Yesterday, all bidding companies have demo 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Yesterday, all bidders have been demonstrated

Yesterday, all bidding companies have demo

Yesterday, all bid company all already demonstrated

Yesterday, all bidding companies have already demo

Yesterday, all bidding companies have demo