在其他星球上肯定有生物存在。的翻译：On the other planets must be biological. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

There are certainly other creatures on the planet.

On the other planets must be biological.

Definitely has the biological existence on other stars.

The other planet, there will certainly be a biological existence.

On the other planets must be biological.