虽然它并不是鸟类的祖先，但小盗龙和先前所发现的带羽毛恐龙并不相像。
Microraptor, from the Dromaeosaur family, was not an ancestor of birds, but it was also unlike any previously discovered feathered dinosaur.
在这项最新的发表在PNAS上的研究中，科学家仔细考察了一块奇特的化石标本“小盗龙”（mircoraptor），这块化石上的四肢全部都有羽毛，有点类似两栖飞机（bi-plane）。
In the newest PNAS study, scientists examined a remarkable fossil specimen that had feathers on all four limbs, somewhat resembling a bi-plane.
他认为，顾氏小盗龙仅仅用后翼来滑翔，在加力飞翔时，便折叠起来，以免挡道。
He thinks microraptor used its hind wings only for gliding, folding them out of the way for powered flight.
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