3325英语网 英语单词
Protactinium的音标发音
Protactinium
英式发音：[,prәutæk'tiniәm]
美式发音
(noun.) a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead.
录入:丽莎
(noun.) a short-lived radioactive metallic element formed from uranium and disintegrating into actinium and then into lead.
录入:丽莎