他还从桤树、松树和柳树上采集了花粉。

He has also captured pollen from alder, pine and willow.

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他从桤树、松树和柳树上捕捉到了花粉。

He has captured pollen from alder, pine, and willow.

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一条小河蜿蜒掩映在稀疏的柳树和桤树的树荫间，淙淙作响。

The meanders of a prattling brook, were shaded with straggling willows and alder trees.

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一条小河蜿蜒掩映在稀疏的柳树和桤树的树荫间，淙淙作响。

The meanders of a prattling brook, were shaded with straggling willows and alder trees.

youdao