But Dr Smith points out that many of these planets are either too close to their sun or too far away, meaning their surface temperatures are so extreme they could not support life.

但史密斯教授指出很多这些行星要么离它们的恒星太近，要么太远，这意味着行星表面的极端温度不适合生命存在。

youdao

The planet is so far away, spaceships travelling close to the speed of light would take 20 years to make the journey.

这颗行星过于遥远，以接近光速飞行的宇宙飞船都要花费20年时间才能抵达。

youdao

This feeling of deja vu, at what time, what place, away from me so close, but also seemed so far away.

这种感觉似曾相识，在什么时候，什么地方，离我那么近，但又似那么远。

youdao

It's terrible and it's something that will live with us for a long, long time to know we were so close - touching distance to the trophy - but so far away when Notts got that third wicket.

BBC: County Championship win is new highlight - Chris Read

You are given the impression that you are on the edge and really pushing yourself, but you realize that these exceptionally trained people are not so far away from you, keeping a close eye.

FORBES: Magazine Article

So you want it close enough to make it relevant, but far enough away that they can perform at their best.

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