PN:行星状星云
在学术领域,尤其是天文学研究中,“Planetary Nebulae”常被缩写为“PN”,这一简称方便快捷,便于日常交流和书面记录。其对应的中文术语为“行星状星云”,这类天体通常由演化到晚期的恒星抛射物质形成,呈现出独特的环状或球状外观。使用缩写不仅提升了专业文献的书写效率,也有助于保持科学讨论的清晰与简洁。
Planetary Nebulae具体释义
Planetary Nebulae的英文发音
例句
- Planetary nebulae are not as airy and tranquil as their images suggest.
- 行星状星云(PN)并不如影像中所显现的那麽飘逸宁静。
- Until recently, it was thought that such shells around planetary nebulae were a rare phenomenon.
- 到目前为止,人们依然在思考行星式星云周围产生这种壳的罕见现象的原因。
- Planetary nebulae are a type of isolated gaseous nebulae possessing a fair degree of bilateral symmetry.
- 行星状星云(PN)是一类孤立的气体星云,具有相当程度的双侧对称性。
- Astronomers used the Hubble Space Telescope to make a series of images of planetary nebulae in the mid-1990s, including this one.
- 上世纪九十年代中期,天文学家们运用哈勃太空望远镜拍摄到了这一星云的众多图像,其中便包括了这一张。
- The intriguing result implies that the massive star's explosion has produced a shape similar to what is seen in some planetary nebulae associated with lower mass stars.
- 这个很有趣的结果指出,大质量恒星爆炸所产生的碎片云,其外观和某些小质量恒星所产生的行星状星云(PN)相似。
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