1、[鸟]翼覆羽
...翼覆羽 wing covert小翼羽 alula ; bastard wing ; alula;bastard wing覆翼羽 wing covert ; wing har ; coverts feather ; wing coverts ...
2、覆翼羽
...小翼羽 alula ; bastard wing ; alula;bastard wing覆翼羽 wing covert ; wing har ; coverts feather ; wing coverts小翼羽禽 alula ...