全部

1·Peter Lissaman, an aeronautics expert who was for merly at Caltech and the University of Southern Cali for nia, has suggested that a for mation of 25 birds might enjoy a range increase of 71%.

彼得▪利萨曼以前是加州理工学院和南加州大学的航空专家，他认为由25只鸟组成的队伍会将飞行距离提升71%。