单词	earth
释义	earthearth /ɚθ/ ●●● S2 W1 noun Etymology ETYMOLOGYearth Origin: Old English eorthe Collocations COLLOCATIONS► on Earth  clues to the origins of life on Earth ► to Earth  The space shuttle will return to Earth next week. ► brought ... back down to earth  The surprise defeat quickly brought the team back down to earth. Thesaurus THESAURUSearth► ground a)the surface of the Earth:  The ground was covered with snow. A large branch was lying on the ground.b)the soil on and under the surface of the Earth:  The ground is too hard to plant trees now. Most of the surrounding area is marshy ground. ► land the solid part of the Earth’s surface that is not covered by water:  After a week on the ship, it was nice to be back on land. ► earth the surface of the planet that we live on:  The huge explosion made the earth shake. ► terrain a particular type of land:  We hiked across the rocky terrain. ► floor the ground in an ocean, forest, or cave:  The forest floor was covered with pine needles. ► bed the ground at the bottom of a river, lake, ocean, etc.:  The sandy bed of the river felt nice on her toes. ► soil/dirt the substance that plants grow in. Dirt sounds more informal than soil:  The soil in this part of the country is excellent for growing crops. ► mud very wet soil:  The fields turned to mud after the rain. 1WORLD [singular] (also (the) Earth) science, physics the world that we live in, especially considered as a planet, or its surface → world:  the planet Earth the Earth’s surface The comet will pass close to Earth next year. clues to the origins of life on Earth The space shuttle will return to Earth next week.2SOIL [uncountable] science, biology the substance that plants, trees, etc. grow in:  She picked up a handful of earth.► see thesaurus at ground13the biggest/tallest/most expensive etc. on earth the biggest, tallest, etc. example of something that exists:  She’s the most beautiful woman on earth.4what/why/how etc. on earth...? spoken said when you are asking a question about something that you are very surprised or annoyed about:  What on earth did you do to your hair?5nothing/nowhere etc. on earth used to emphasize that you mean nothing, nowhere, etc. at all:  There is no place on earth I would rather be.6(back) down to earth back to a more sensible or practical way of thinking, behaving, or living:  The surprise defeat quickly brought the team back down to earth.7earth to somebody! spoken used to tell someone that you think he or she is being unreasonable or are not paying attention to what is happening:  Earth to Cathy! You’re not the only one with problems.[Origin: Old English eorthe] → see also down-to-earth, move heaven and earth at heaven (11), the salt of the earth at salt1 (2)
随便看	re-elect re-election re-enact re-enactment reengineer re-entry reeve ref. ref refectory refer referable referee reference reference book reference library reference point referendum referral refill refillable refine refined refinement refinery

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