parallactic refraction造句

例句与造句

1. The parallactic refraction between the stars and the satellite is small and well determinate, except for the irregular stellar movements known as erratics .
   除了通称为游动的不规律星体运动之外，恒星和卫星之间的视差折光差微小，而且是容易测定的。
2. It's difficult to find parallactic refraction in a sentence. 用parallactic refraction造句挺难的