As a polar orbiting spacecraft, however, Metop sees Europe approximately only once a day.

然而，作为一个极地轨道航天器，Metop差不多只能每一天看一次欧洲。

youdao

As a polar orbiting spacecraft, however, Metop sees Europe approximately only once a day.

然而，作为一个极地轨道航天器，Metop差不多只能每一天看一次欧洲。

youdao