1.不能飞行的;
1.The derivative of flight
2.a flightless bird, insect, etc. cannot fly even though it has wings
1.The wing of Xenicibis (top) compared with that of a typical ibis Eudocimus (middle) and the extinct, flightless ibis Apteribis (bottom).
始祖鸟的翅膀（顶部）与典型鹮类（中部）和已灭绝不飞行的鹮类（底部）样本对比。
2.The male rhea, a large, flightless bird from South America related to the ostrich, has a bit of a wandering eye when it comes to mating.
动物父亲的图片集。雄性的三趾鸵鸟，不能飞的鸟从南美洲关系到鸵鸟，已有点流浪眼睛，当谈到交配。
3.In addition, the best choice for all the long flight feathers about to leave the nest together with a flightless bird as well.
此外，最好选择飞羽全部长齐与快要离巢出飞的鸟为好。
4.Before people arrived it was home to just a flightless bird, a land crab and no more than 30 species of plant, none as big as a bush.
在人类到达这座岛屿之前，它只是一种不会飞的鸟类、一种陆蟹和不超过30种植物的家园，所有植物的大小都不超过一丛灌木。
5.and its about a little flightless bird who spends its whole life trying to devise a way to, to fly, and it's a really heart-tugging story.
它是关于一只不会飞的小鸟穷尽一生试图构设出一套飞行的方法，真是一个牵动人心的故事。
6.Small animals such as velociraptor that have generally been thought to be dinosaurs are more likely flightless birds, he said.
像伶盗龙（velociraptor）这类一般被视为恐龙的小型动物其实更像没有羽毛的鸟类，他说。
7.Any of several flightless birds of the genus Apteryx native to New Zealand, having vestigial wings and a long, slender bill.
鹬鸵一种新西兰产的无翼属不能飞的鸟，翼退化咀长而细
8.The kiwi which is New Zealand's national bird , is one of these types of flightless birds .
驼是新西兰的国鸟，它就是这些不能飞行的鸟类之一。
9.Most flightless birds, like the dodo, had absolutely no predators around.
大部分地行鸟，如渡渡鸟，周围完全没有掠食者。
10.The only difference in the shorebird case is that they were separated by time, whereas the large flightless birds were separated by oceans.
滨鸟进化过程的唯一不同是，它们是被时间分隔的；而那些大型的、不会飞行的鸟类是被海洋所分离。