“ruby silver”的概念、定义、翻译、参考文献-科学参考

单词	ruby silver
释义	ruby silver [`rü·bē `sil·vǝr] ^MINERALOGY Either of two red silver sulfide minerals: pyrorgyrite (dark-ruby silver) and proustite (light-ruby silver).
随便看	down by the stern downcast downcomer down cutting downcutting downdip down-Doppler downdraft downdraft carburetor down-feed system downflow downhand welding downhole drill downhole equipment down-lead downlink down-load down lock down milling down quark downrange downrush Downs cell downslope time downspout

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