unsolicited proposal

基本解释

As I'm sure you've heard by now, Microsoft made an unsolicited proposal to acquire Yahoo!
我敢肯定，你们听说过，现在，微软作出了来路不明的建议，以收购雅虎！
idnclub.com
Project (s) are awarded NOT on a tender basis but on an unsolicited proposal backed by financing which meets GOSL requirements.
项目不是简单的通过投标来授予的，还必须看你不可追溯资金的主动提出的提议是不是符合GOSL的要求。
Cadbury put out a statement mid-morning, confirming it had received an "unsolicited" proposal from Kraft which is conditional on financing and due diligence.
吉百利在上午10时左右发布一项声明，证实它已收到来自卡夫食品公司“主动提出的”收购建议，该收购建议将视融资情况及尽职调查而定。

With the distraction of Microsoft's unsolicited proposal behind us, we must redouble our efforts.
FORBES: Magazine Article
As you'll see from the news release we issued today, our board of directors has reviewed Microsoft's unsolicited proposal with Yahoo!'
FORBES: Jerry Yang Indirectly Rejects Microsoft
Valeant said ISTA refused to enter into a confidentiality agreement when it first approached the company about an acquisition in October, and subsequently rejected a written proposal, so Valeant has decided to make an unsolicited offer to shareholders.
FORBES: Pharma News: Valeant Bids for ISTA, Pfizer Announces Study Results, Vaccine Pact