英语词汇“platinum black”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	platinum black
释义	platinum black noun : a soft dull black powder of finely divided metallic platinum obtained by reduction and precipitation from solutions of its salts that is capable of occluding large volumes of hydrogen, oxygen, or other gases and that is used as a catalyst for hydrogenation or oxidation
随便看	spier spies spiff spiffed spiffily spiffiness spiffing spifflicate spiffy spiflicate spiflicated spiflication spig spigelia spigeliaceae spigelian spiggot spiggoty spight spignel spignet spignut spigot spigot spigot-and-faucet joint

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