美国渔猎局称，北落基山狼种群数已达到可自我维持繁衍的标准。 而班斯先生，为了这一刻，辛勤工作了二十年。

Mr Bangs has worked 20 years to see this moment.

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这是我们盼望已久的一刻：落基山出现了。

It's the moment we've all been waiting for. The Rockies.

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一年生长枝叶片的叶宽、叶长、叶面积、叶柄长、叶基角均随叶序的增加逐渐减小，叶形指数和有缺刻叶的比例则增加。

In long shoot, the leaf width, leaf length, leaf area, petiole length and basal Angle decreased, but the leaf index and the ratio of lobation increased as its arrangement increased.

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