Moreover, between each successive formation we have, in the opinion of most geologists, blank periods of enormous length.

此外，在大多数地质学家看来， 在每个连续的地层之间， 我们都有很长的空白期。

" Well, can you remember everything you've been doing? " Ginny asked. " Are there big blank periods where you don't know what you've been up to? "

“你能记得你做过的所有事吗？”金妮问，“有没有大段的空白，你不知道自己干了什么？”