"orbital revolution"
"orbital velocity"
"orbital scale"
"orbital arch"
ORCabbr.运筹学中心(<美> California大学)=(Operations Research Center)
orbitn.势力范围;眼眶;轨迹vt.绕轨道而行;进入轨道vi.盘旋
orbitalen.[解]眶最下点(眶下缘最低点)
orbital fat眼眶脂肪
Orbital net动力学
orbital arc轨道弧
orbital cyst眶(内)囊肿
orbital lobe[医] 眶叶
orbital yran轨道纱