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crater    音标拼音: [kr'etɚ]
n. 火山口,喷火口,弹坑

火山口,喷火口,弹坑

crater
n 1: a bowl-shaped geological formation at the top of a volcano
[synonym: {volcanic crater}, {crater}]
2: a faint constellation in the southern hemisphere near Hydra
and Corvus
3: a bowl-shaped depression formed by the impact of a meteorite
or bomb

Crater \Cra"ter\ (kr[=a]"t[~e]r), n. [L. crater, cratera, a
mixing vessel, the mouth of a volcano, Gr. krath`r, fr.
keranny`nai to mix; cf. Skr. [,c]r[imac] to mix, [,c]ir to
cook, [,c]r[=a] to cook. Cf. {Grail}, in Holy Grail.]
1. The basinlike opening or mouth of a volcano, through which
the chief eruption comes; similarly, the mouth of a
geyser, about which a cone of silica is often built up.
[1913 Webster]

2. (Mil.) The pit left by the explosion of a bomb, shell, or
mine.
[1913 Webster]

3. (Astron.) A constellation of the southen hemisphere; --
called also the {Cup}.
[1913 Webster]

95 Moby Thesaurus words for "crater":
abysm, abyss, alveolation, alveolus, antrum, armpit, basin,
birthmark, blackhead, bleb, blemish, blister, bowl, bulla, cavity,
chasm, check, cicatrix, comedo, concave, concavity, crack, craze,
crevasse, crypt, cup, deep, defacement, defect, deformation,
deformity, depression, depth, dip, disfiguration, disfigurement,
distortion, fault, flaw, fold, follicle, freckle, funnel chest,
gulf, hemangioma, hickey, hole, hollow, hollow shell, keloid, kink,
lacuna, lentigo, milium, mole, needle scar, nevus, pimple, pit,
pock, pocket, pockmark, port-wine mark, port-wine stain,
punch bowl, pustule, rift, scab, scar, scoop, scratch,
sebaceous cyst, shaft, shell, sink, sinus, socket, split,
strawberry mark, sty, track, trough, twist, verruca, vesicle, vug,
wale, warp, wart, weal, well, welt, wen, whitehead,
yawning abyss


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  • Crater - Wikipedia
    A crater is a landform consisting of a hole or depression on a planetary surface, usually caused either by an object hitting the surface, or by geological activity on the planet
  • Crater Lake National Park (U. S. National Park Service)
    Is the Lake Visible Right Now? Crater Lake is often hidden by clouds Before visiting, check our webcam to see if there's a view
  • 5 of the Most Significant Impact Craters in North America
    A popular tourist destination, the bowl-shaped Barringer Crater or “Meteor Crater” in Arizona is one of the most recognizable impact craters in North America
  • CRATER Definition Meaning - Merriam-Webster
    The meaning of CRATER is the bowl-shaped depression around the orifice of a volcano How to use crater in a sentence
  • Crater | volcanic, impact, formation | Britannica
    crater, circular depression in the surface of a planetary body Most craters are the result of impacts of meteorite s or of volcanic explosions
  • What Is an Impact Crater? - NASA Space Place
    When a solid object crashes into something at these super fast speeds, it forms a crater regardless of how hard or tough it is It immediately vaporizes and creates enormous shockwaves through the ground that melt and recrystallize rock
  • Arizona’s Meteor Crater still yields new clues 50,000 years later
    Researchers continue to extract fresh scientific findings from Barringer Meteorite Crater in Arizona, a bowl-shaped depression carved by a space rock roughly 50,000 to 60,000 years ago Recent
  • The Moon Was Hit Again: NASA Scientists Discover a Newly Formed Crater
    A bright new lunar crater detected in spacecraft images shows that asteroid impacts continue to reshape the Moon’s surface today The Moon’s familiar surface tells a story of both ancient violence and ongoing change While its vast dark basins formed during a period of intense bombardment billion
  • Meteor Crater of Arizona: A spectacular ancient scar
    Meteor Crater of Arizona represents the world’s best-preserved impact site, offering a natural laboratory for studying cosmic collisions Formed 50,000 years ago, it reveals crucial data regarding planetary defense and Earth’s geological evolution Researchers utilize the site to analyze shock metamorphic effects in minerals By studying these terrestrial scars, scientists gain insights
  • Crater Classification - Crater Explorer
    The 49 thousand year old Barringer Crater in Arizona has a diameter of 1 19 km and an apparent depth of 170 metres and is an excellent example of a simple crater





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