I love those depressing times in my life. Although dark, they made me cherish the sunshine more.

我爱我生命中的晦暝时刻，虽然灰暗但是可以让我更珍惜阳光。

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Icebergs are ordinarily blue to white, although they sometimes appear dark or opaque because they carry gravel and bits of rock.

冰山一般是蓝色到白色，尽管有时因为携带了砾石和小岩石而变成黑色或者不透明。

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Although it is often regarded as the dark side of the moon, the far side actually gets as much sunshine as the near side.

虽然月球背面经常被认为是月球暗面，但事实上月球背面的阳光照射同月球正面一样多。

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Although in some cases, dark thoughts can be a severe and debilitating symptom of a postpartum anxiety or depressive disorder, usually they are just an unpleasant part of normal adjustment.

CNN: When motherhood becomes a nightmare

But although Flanery, too, takes a dark view of history, and resists offering false comfort, his is a more capacious darkness.

NEWYORKER: Unreconciled

Meanwhile, stories began to circulate about the company's investments in Greece, although the Cypriot arm of the bank says it was kept in the dark.

BBC: Laiki Bank: The Cyprus bank staff hit worst of all