英语词汇actinium怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	actinium
释义	actinium/ækˈtiniəm/n. Chem. a radioactive metallic element of the actinide series, occurring naturally in pitchblende (symbol 符 Ac) 【化】(化学元素)锕 [Greek aktis -inos ‘ray’ + -IUM]
随便看	pairing pair of scales pair production pair royal paisa Paisley pajamas pakeha Paki Pakistan Pakistani pakora pal palace palace revolution paladin Palaearctic palaeo- palaeoanthropological palaeoanthropologist palaeoanthropology palaeobotanical palaeobotanist palaeobotany Palaeocene

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