单词 | chondrule |
释义 | chondrule (once / 1969886 pages) n WORD FAMILY chondrule: chondrules USAGE EXAMPLESThe vast majority are chondrites, pieces of asteroids filled with little glassy beads called chondrules. Science Magazine(Nov 25, 2014) Semarkona is made up mostly of tiny round pellets known as chondrules, which formed as molten droplets that quickly cooled in space. Scientific American(Nov 14, 2014) There was a suggestion in the 1970s that chondrules may have formed by frictional melting of dust grains in the nascent atmospheres of protoplanets. Scientific American(Jun 14, 2013) n small granule (of e.g. chrysolite) found in some meteoric rocks Hyper granule a tiny grain |
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