听力原文

The rivers of Zhangjiajie flow northeast into the Yangtse floodplain known as the land of fish and rice. On an island in a lake in Anhui province, a dragon is stirring.
张家界的河流向东北注入以鱼米之乡闻名的长江平原。在安徽省一个湖泊的小岛上，一只小龙蠢蠢欲动。
This is the ancestral home of China's largest and rarest reptile.
这里是中国最大最稀有爬行动物的古老家园。
A creature of mystery and legend. Dragon eggs are greatly prized, these babies need to hatch out quick.
一种传说中的神秘生物。龙卵是非常珍贵的，这些孩子们需要快点孵化出来。
It would seem someone is on their trail. For a helpless baby reptile, imprisoned in a leathery membrane inside a choky shell, a process of hatching is a titanic struggle.
看起来有人正在进行搜寻。对一只无助的爬行类幼仔来说，囚禁在令人窒息的蛋壳的坚韧隔膜里，在孵化过程中需要拼尽全力挣扎。
And time is running out.
而时间正在不断流逝。

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重点讲解

重点讲解：
1. know as
认为…是；把…看作是；
eg. Lots of people know her as a very kind woman.
很多人认为她是个非常善良的女人。
eg. He is known as a successful architect.
他以成功的建筑师闻名。
2. hatch out
破壳；孵化；孵（蛋）；
eg. Seeing the eggs hatch out for the first time is a moment that I will never forget.
第一次看到蛋孵化的那一刻令我永世难忘。
eg. Hen's eggs take 21 days to hatch out.
鸡蛋需要21天才孵化。
3. run out
用完；耗尽；
eg. Eventually, my uzbek visa itself began to run out.
到最后，我的乌兹别克斯坦签证也要到期了。
eg. Our time is running out.
我们剩下的时间不多了。