Also can imitate the ordinary airplane flight, but it does not need the propeller to advance or the jet propulsion, but is like the birds and the insect equally uses the flapping wing flight.

 
  • 也能够仿照普通的飞机飞行,但它不用螺旋桨推进或喷气推进,而是如鸟类和昆虫一样采用扑翼飞行。
今日热词
目录 附录 查词历史