无翅的没有翼或翼状延伸的。
该小组发现了一种形态形成的机制，有一种存在于胚胎组织中的蛋白被一种称为无翅的基因所确定，这种基因似乎是翅膀装饰的关键基因编码。
The group discovered a morphogen, a protein present in embryonic tissue and encoded by a gene known as Wingless, which seems to be a linchpin of wing decoration.
森林也是无价的，因为它庇护了独一无二而濒临灭绝的动物，比如不能飞行的几维鸟和短翅水鸡，以及食肉鹦鹉，唯一的高山鹦鹉。
The forest is invaluable, too, because it harbors unique and endangered animals like the kiwi and takahe, both flightless birds, and the kea, the only alpine parrot.
应用推荐