原文:However, the system may never operate from the external oscillator if the
time spent awake is very short.
想请问，the time spent awake 是整个名词吗? 还是是 the time which is spent awake
的缩写? 可是这样看起来还是怪怪的

是省略 which is 没错，我想如果以主动句型会类似：S + spend(s) + the time + awakeawake 应该算补语表状态