请教tender与bid的区别？ 谢谢

bids&tenders是出价与投标的意思 bid : 1 ) an offer to pay a certain price at a sale,esp at an auction 尤指拍卖时出价；喊价 e.g. He made a bid of 5yuan for that old book. 2)an offer to do some work at a certain price投标 e.g. Bids for building the bridge were invited from British and American firms tender:a statement of the price one wound charge for providing goods or services or for doing a job; (tech)a bid 投标 e.g.The government is inviting tenders for building a new oil pipeline from Scotland to London.