建议选择野生鹭类 、 麻雀和喜鹊等鸟类作为指示生物监测环境中的重金属污染.
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Lying in bed we often see dark shapes of herons silhouetted against the moon.
躺在床上,我们常看到月光映衬下鹭的黑色身影。
《柯林斯高阶英汉双解学习词典》
On Wingate's island the presence of herons enables the presence of sedges.
在温盖特的岛上,鹭的出现使莎草能够重现.
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When I looked through the telescope, I saw cattle egrets, herons, and black-faced spoonbills.
我从望远镜中看到了大白鹭 、 苍鹭 、 和黑面琵鹭.
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The swamps where herons once hunted are now drained and filed with house.
曾有苍鹭觅食的沼泽,如今已枯竭殆尽,上面盖满了房舍.
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