Command 的大略結構如下 , ,3_;JT"5
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surface [6@{^
tube----- #J.v[bOWQ
object 'aa' !!如果不指定的話,初始設定定entity Z%3]
interface --- Sa!r ,l
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surface csg:#-gE
ellipse -----------------------(指令自行參考help) G}aw{Vbg_
object 'bb' L,*KgLG
interface --- |zD{]y?S-
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bounds ---