用“hummingbirds”造句大全，hummingbirds造句
Whydohummingbirdsandgorillasbothhavebackbones?EitheroftwoSouthAmericanhummingbirds(Topazapyraora)havingcolorfulplumage.Butthoughtseludedher,dartinginandoutofhermindlikefrightenedhummingbirds.Mostbirds...
Hummingbirds(蜂鳥)areoneofnature’smostenergeticflie...
問題詳情： Hummingbirds(蜂鳥)areoneofnature’smostenergeticfliersandtheonlybirdstohover(盤旋)intheairbyrelyingontheirstrengthalone. Nowscientistshavefoundthatitistheratio(比值)ofth...