Bidai比代bidv.（买方）出价；投标；吩咐；叫牌n.出价；努力；叫牌bid-inviting agent招标代理bidding-evaluating招标评标bid and quoted price投标报价bidding-evaluation评标方法bidirectional clutch双向离合器Biddulphia pulchellan.美丽盒形藻bidirectional dialog双向对话bidirectional pulses[电] 双向脉冲bidding organization投标组织机构bidding and purchase招标采购