| 释义 |
ac·tin·i·um 英ækˈtɪniːəm美ækˈtɪniəmAHDăk-tĭnʹē-əm COCA²⁸⁰¹³⁶⁺⁵BNC²³⁶²¹³⁺¹
基本英英词源搭配记法近义反义派生词
n.化锕简写符号Ac
Noun:
a radioactive element of the actinide series; found in uranium ores来自词根actino-, 射线，光线，-ium,化学元素后缀。因该元素在黑暗中发光而得名。actinium decay series锕衰变系actinium family锕系actinium hydroxide氢氧化锕actinium lead锕铅actinium emanation锕射气actinium uranium锕铀uranium actinium锕铀actinium series锕系actinium tricyclopentadienide三锕
actin-射线-ium生化名词⇒n.化锕近义词 AC(=alternatin…
Ppro-actinium镤Pprotactiniumn.镤Pproto-actinium镤Prodioactinium放射性锕射锕 |