Not for them the closed ellipses ofMercury and the other planets;at the whim of their masters in Pasadena theyare following much more unusual hyperbolic curves.

• 它们的轨道不同于水星和其他行星的闭合椭圆形轨道，而是由于它们在Pasadena的设计者们奇思妙想而产生的极不寻常的双曲线形轨道。