单词	planetary
释义	planetplanet /ˈplænɪt/ ●●● S3 W2 noun Etymology ETYMOLOGYplanet Origin: 1100-1200 Old French planete, from Late Latin planeta, from Greek planes wanderer Collocations COLLOCATIONS► on ... planets  Is there life on other planets? 1 [countable] science, physics a very large round object in space that moves around the Sun or another star; Earth is a planet:  Saturn is the planet with rings around it. the planet Earth Is there life on other planets?2the planet an expression meaning Earth or the world, used when talking about the environment:  the future of the planet3what planet is somebody from/on? (also somebody is (living) on another planet) spoken humorous used to say that someone does not seem to understand things that are clear to most people, or that someone's ideas are not at all practical or sensible [Origin: 1100–1200 Old French planete, from Late Latin planeta, from Greek planes wanderer]—planetary adjective
随便看	yew Yiddish yield yielding yikes yin ying yang y-intercept yip yippee YMCA yo yodel yodeler yodeling yoga yoghurt yogi yogurt yoke yokel yolk Yom Kippur yon yonder

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