科学家正在努力探测外层空间是否有适合生命生长的环境。

Scientists are now trying to find out whether there is optimum environment for life in the outer space.

youdao

科学家正在努力探测外层空间是否有适合生命生长的环境。

Scientists are now trying to find out whether there is optimum environment for life in the outer space.

youdao