we are man and wife,if ever two people on this ea

Question

we are man and wife,if ever two people on this earth什么意思

Answer 1

翻译：
man and wife 英语习语：夫妻
如果世上有两个人的话，我们就结成夫妻。

Answer 2

世界上若有最后一对夫妻，那就是我们。

Answer 3

如果世界上只剩两个人，我们是男人和女人