He thought of those as his catacomb days.

他后来回忆时说那暗无天日的时期。

Ask yourselves, how this gracious reception of our petition comports with those warlike preparations which cover our waters and darken our land.

我们不妨扪心自问，对我们的请愿书这种得体的接受如何使切断我们的水源，以及令我们的土地陷入暗无天日的战准备显得冠冕堂皇的。

Unless politicians act more boldly, the world economy will keep heading towards a black hole IN DARK days, people naturally seek glimmers of hope.

除非政客们敢作敢为，不然全球经济将会继续驶向黑洞在暗无天日的日子里，人们本能地寻找希望的微光。

Once upon a time, in the days when France was covered with dark woods and darker mysteries, there lived a merchant with his three daughters.

以前，那时法国还被黑色森林覆盖，暗无天日的神秘气息笼罩切。在那里，有个商人和他的女儿们生活在起。

But now, places have been found on earth that are in total blackness, such as caves several miles beneath the surface, and bacteria, primitive forms of life, have been seen there.

但现在人们在地球上些完全暗无天日的地方也发现了细菌等原始的生命形式，比如地面几英里以下的洞穴中。