是先有鸡还是先有蛋
Which came first, the chicken or the egg
以上为机器翻译结果，长、整句建议使用 人工翻译 。
世界上是先有鸡还是先有蛋？
Which one is first appeared in this world, hen or egg?
youdao
获取Web服务的URL是一个先有鸡还是先有蛋的问题。
Getting the URL for a Web service is a chicken-and-egg problem.
到底是先有鸡，还是先有蛋？
Which comes first? The chicken or the egg?
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