中文词源
planetary 行星的
来自planet,行星，-ary,形容词后缀。
英语词源
- planetary (adj.)
- 1590s; see planet + -ary. Probably from Late Latin planetarius "pertaining to a planet or planets," but this is attested only as "an astrologer." Planetary nebula, so called for its shape, attested from 1785.
权威例句
- 1. Within our own galaxy there are probably tens of thousands of planetary systems.
- 在我们自己的星系里可能有数以万计的行星系。
- 2. These bands must introduce longitudinal asymmetry in the planetary albedo.
- 这些云带必定引起行星反照率的经向不对称性.
- 3. Very accurate predictious of planetary orbits require corrections to the central - field approximation.
- 想要非常准确地预言行星的轨道,就需要对中心场近似进行修正.
- 4. The sciences of planetary geology have benefited tremendously from these new finds.
- 行星地质科学从这些新发现中受益匪浅.
- 5. New discoveries about Uranus excited planetary astronomers in 1977.
- 一九七七年对天王星的几项新发现振奋了行星天文学家.
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