firm offer

基本解释

There are two kinds of offers: firm offer and non-firm offer.
有兩種報磐方式：實磐和虛磐。
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Notice soliciting contributions of newspapers and periodicals offices is non-firm offer, it has no binding force of law to author.
報刊社的約稿通知是要約邀請，對作者不具有法律約束力。
They have made us a non-firm offer of the following items.
他們就下列商品給我們報了虛磐。

Castle Trust, a yet-to-be-authorised lender in Britain backed by JC Flowers, a private-equity firm, plans to offer savers investment products tied to a national house-price index.
ECONOMIST: An Englishman’s rented flat is his castle
Morgan, all of Cazenove's clients are delighted about that prospect: blue-blooded it might be, but the British firm has no balance-sheet clout to offer to corporate clients and does nothing at all in debt.
ECONOMIST: Cazenove: Last of the line The