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	sanctuary sanctum sanctum sanctorum sanctus sanctus bell sand sandal sandal sandal tree sandalwood sandalwood oil sandarac sandbag sandbagger sandbank sandbar sand-bath sand-bed sandblast sandblaster sandbox sandboy sandcastle sand cloud sand-crack

英汉双解词典包含94788条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。