求助：quotation by COB.是什么意思
在加拿大 这是一个美国客户的询价邮件。原句是这样的：Unfortunately we must have your quotation by COB in USA 8/13/07, we need to respond to our customer on 8/14/07.就是这个 quotation by COB 我不能理解，请教各位大虾了...华人论坛
在加拿大 这是一个美国客户的询价邮件。原句是这样的：Unfortunately we must have your quotation by COB in USA 8/13/07, we need to respond to our customer on 8/14/07.就是这个 quotation by COB 我不能理解，请教各位大虾了...华人论坛