Then in 2011, we got so far from the sun that if the spacecraft got into trouble, we couldn't actually save the spacecraft anymore, so we went into hibernation.
到了2011年，我们已经距离太阳太远了， 如果这个航天器遇到问题， 我们根本没办法挽救它了， 所以我们进入了冬眠状态。