pre·or·bit·al 
(prē-ôrbĭ-tl)
(prē-ôrbĭ-tl)adj.
Occurring before the orbit, as of an artificial satellite, has been established.
| 单词 | preorbital |
| 释义 | pre·or·bit·al (prē-ôrbĭ-tl)adj. Occurring before the orbit, as of an artificial satellite, has been established. |
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