songbird of northern Europe and Asia 同义词：Erithacus svecicus,
例句与用法
1.
Species that are now present in smaller numbers include the schrenck s bittern , chestnut bittern , pallas s grasshopper warbler , siberian rubythroat and bluethroat 其中数目减少的种类包括：秃鹫、粟苇? 、小蝗莺、红点颏和蓝点颏。
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