all-comers

基本解释

But the idea has been picked up and developed. Several companies have begun inviting all- comers for a free lunch.
不過，這一創意已開始被人利用，竝加以發展。數家公司已開始邀請所有來訪人員享用免費午餐。
Taking privacy first, young people are more comfortable than previous generations about giving out personal details to all-comers by posting gossip and photos on blogs and social networking sites.
首先談談個人隱私。比起年長者，年輕人更能接受公佈個人信息，例如在博客和社交網站上閑談和發佈照片。
The Authenticity and Modernity Party, known by its French acronym, PAM, with a centrist non-ideological platform open to all comers, has been in existence for less than a year.
以其法語縮寫PAM更爲著稱，持一種中立的、無涉意識形態的立場，竝對所有人開放的真誠與現代黨（The Authenticity and Modernity Party）成立還不到一年。

More often, Chinese state-backed energy firms compete with all-comers, for Sudanese oil and Burmese gas, and win.
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And they accept all-comers, making them appealing to people who may have done poorly in high school.
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Mr Bodaken believes that health insurers should have to accept all-comers in a system with effective risk-equalisation.
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You use all-comers to refer to everyone who wants to take part in an activity, especially a competition.