... 平纬航法 parallel sailing 天体平面parallel sphere 像横线 parallel to the axis of tilt ...
双语例句
1
If the universe's space-time is positively curved, like the surface of a sphere, parallel beams would come together.
如果宇宙的时空像球体表面一样正向弯曲，平行的光线就会交合在一起。
2
A two-dimensional model of such a universe would look like a sphere. It's impossible to have parallel geodesics (straight lines on a curved surface) — the two lines will cross at some point.
The density profile of hard sphere fluid confined in two parallel hard walls was studied by using Rosenfeld density Functional Theory (DFT) and Molecular Dynamics (MD) simulation method.