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.
不过，这一创意已开始被人利用，并加以发展。数家公司已开始邀请所有来访人员享用免费午餐。
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.
首先谈谈个人隐私。比起年长者，年轻人更能接受公布个人信息，例如在博客和社交网站上闲谈和发布照片。
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.
以其法语缩写PAM更为著称，持一种中立的、无涉意识形态的立场，并对所有人开放的真诚与现代党（The Authenticity and Modernity Party）成立还不到一年。

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.