天黑时他们开始从山上下来。

They began to climb down the mountain when it was dark.

youdao

天黑以后很少有人冒险出门，尽管宵禁实际上仅仅在午夜才开始。

Few risk going out much after dark, even though the curfew begins only at midnight.

youdao

在她们的一再劝说下我答应了，现在我们只要等到天黑，营造好气氛，就可以开始这次探险了。

Well they talked me into it and we were just waiting for it to get dark out to set the mood for the whole adventure.

youdao