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单词 chondrite
释义

chondrite

noun

chon·​drite ˈkän-ˌdrīt How to pronounce chondrite (audio)
: a meteoric stone characterized by the presence of chondrules
chondritic
kän-ˈdri-tik How to pronounce chondrite (audio)
adjective

Example Sentences

Recent Examples on the Web Of the more than 1,000 space rocks that have been found on Earth’s surface, only five are of the this type known as a C.I. chondrite. New York Times, 9 June 2022 Scientists classify these asteroids as CI chondrite asteroids. Joshua Hawkins, BGR, 15 Mar. 2022 Based on the meteorite’s dark and porous properties, both studies agree that Ryugu is carbonaceous and should be classified as a CI chondrite, Science Alert reports. Elizabeth Gamillo, Smithsonian Magazine, 23 Dec. 2021 The meteorite is classified as a carbonaceous chondrite, which is an rare piece of space debris that’s older than the planets in the solar system. Theresa Machemer, Smithsonian Magazine, 11 Mar. 2021 The carbonaceous chondrite, which contains organics, amino acids and other ingredients for life, is so rare that it has never been found in that region before. Elizabeth Howell, Forbes, 10 Mar. 2021 The type of meteorite that produces the fragments that littered Winchcombe was made of carbonaceous chondrite. Mike Wehner, BGR, 9 Mar. 2021 Chunks of enstatite chondrite are still around in the solar system, and occasionally fall as meteorites. Caleb A. Scharf, Scientific American, 13 Sep. 2020 The meteorite—a rare type known as a carbonaceous chondrite—may contain complex organic molecules that gave life on Earth a head start. Joel Goldberg, Science | AAAS, 19 Aug. 2020 See More

Word History

Etymology

borrowed from German Chondrit, from Greek chóndros "grain (of wheat, salt, etc.)" + German -it -ite entry 1 — more at chondro-

First Known Use

1883, in the meaning defined above

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更新时间:2024/12/23 16:24:44