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单词
pygostyle
释义
pygostyle
Encyclopedia
理学
鸟纲(化石)
释
pygostyle
尾综骨类
一类数量很大、具有同一祖先,且具有愈合的尾综骨的鸟类群。包括朝阳会鸟(Sapeornis chaoyangensis)、圣贤孔子鸟(Confuciusornis sanctus)和所有现代鸟类,但不包括原始热河鸟(Jeholornis prima)的最广义的单系类群。
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planetary interior or planetary internal structure
planetary/interplanetary probe
planetary ionosphere
planetary magnetic field
planetary magnetosphere
planetary-mass companion
planetary-mass object
planetary meteorology
planetary mill
planetary motion
planetary nebula
planetary nomenclature
planetary nutation terms
planetary occultation
planetary occultation of star
planetary orbit
planetary orbital elements
planetary perturbation
planetary photogrammetry
planetary physics
planetary plasmasphere
planetary precession
planetary probe
planetary protection
planetary radio astronomy
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更新时间:2026/1/2 12:46:37