“suborbital”在英语中的释义

adjective

1. (astronomy) Not reaching orbit; having a trajectory that does not reach orbital velocity and so must return to ground eventually.

   • The first rocket test was suborbital; it didn't even get off the ground but rather exploded on the launchpad.

2. (anatomy) Below the orbit of the eye.

noun

1. (anatomy) A suborbital bone.

2. (physics) A portion of an orbital.