star-shaped projection
常见例句
- In particular, this planetary nebula exhibits a curious "S"-shaped profile, with a central bar that is most likely the projection of an inner ring of gas discharged by the star, seen edge on.
尤其是這個星雲形成了奇特的S型外觀，而位於中央的恒星很可能就是激發周圍氣躰放電的那顆白矮星。
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