在科学家周二发布的新哈伯照片中，微弱的粉色和黄色星云是大部分是由星云中心的新星发射的紫外线加热的氢气组成。
The wispy pink and yellow cloud in the new Hubble photo, which scientists released Tuesday, is made of mostly hydrogen gas heated by fierce ultraviolet radiation from the new stars at its heart.
在科学家周二发布的新哈伯照片中，微弱的粉色和黄色星云是大部分是由星云中心的新星发射的紫外线加热的氢气组成。
The wispy pink and yellow cloud in the new Hubble photo, which scientists released Tuesday, is made of mostly hydrogen gas heated by fierce ultraviolet radiation from the new stars at its heart.
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