之所以选用Aptera这个名字，是因为这种电动车像小型的无翼飞行器。
The name Aptera was chosen because the vehicle resembles a small, wingless aircraft.
首次推导了基于质量控制和推力矢量控制的一类无尾无舵翼碟形飞行器的空间六自由度运动动力学方程。
The six degrees of freedom dynamic equation of a kind of mass-controlled and thrust vectoring-controlled saucer-like air vehicles without tailes, wings and rudders was derived for the first time.
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