单词	unpenetrable
释义	unpenetrable adjective un·​penetrable "+ : impenetrable Word History First Known Use 15th century, in the meaning defined above
随便看	argentinosaures argentinosaurs Argentinosaurus argentinosauruses argentite argentites argento- argentocyanide argentojarosite argentometer argentometric argentometrically argentometry argenton argentons argentoproteinum argentose argents argentum argentum Dei argentums Argerich argh arghan arghans

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