（科学家拿不出确凿的证据证明火星上有生命）,这句话用英语怎么翻译
问题描述：
（科学家拿不出确凿的证据证明火星上有生命）,这句话用英语怎么翻译
答
scientists have no exact evidence which proves that there is life on the Mars.
（科学家拿不出确凿的证据证明火星上有生命）,这句话用英语怎么翻译
scientists have no exact evidence which proves that there is life on the Mars.