双语例句
Wing covert feather, flight, Institute of Zoology and Zoological Museum, University of Hamburg.
翅膀隐羽,飞行用,汉堡大学动物学会和动物博物馆。
n.(翼)覆羽
Wing covert feather, flight, Institute of Zoology and Zoological Museum, University of Hamburg.
翅膀隐羽,飞行用,汉堡大学动物学会和动物博物馆。