单词	ortho-hydrogen
释义	ortho-hydrogen noun ¦ȯ(r)thə+ : molecular hydrogen in which the two hydrogen nuclei are spinning in the same direction ordinary hydrogen gas comprises an equilibrium mixture of three parts of ortho-hydrogen (with parallel nuclear spin) to one part of para-hydrogen (with antiparallel nuclear spin) Otto Reinmuth compare para-hydrogen
随便看	hamameliteses hamamelitesses Haman hamans hamantasch hamantaschen hamartia hamartias hamartiology hamate hamate bone hamated hamates hamath Hamathite hamauls hamber hambergite hamberline hamble hambled hambles Hambletonian hambletonians hambling

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