“elliptical ring structure”的概念、定义、翻译、参考文献-科学参考

单词	elliptical ring structure
释义	elliptical ring structure [ǝ`lip·tǝ·kǝl `riŋ ´strǝk·chǝr] ^ASTRONOMY A lunar crater enclosed by a wall that is elliptical in shape.
随便看	dark matter dark nebula dark of the moon dark plaster dark-red silver ore dark resistance darkroom darkroom filter dark-ruby silver dark satellite dark segment dark space dark spot dark star dark-trace tube Darling shower Darlington amplifier Darrier's disease d'Arsonval current d'Arsonval galvanometer dart dart configuration dart leader dart sac darwin

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