英语词汇“radon-222”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-现代词典

单词	radon-222
释义	radon-222 radon-222 [′rā‚dän ‚tü′twen·tē‚tü] (nuclear physics) The isotope of radon having mass number 222, symbol ²²²Rn, which is a radioactive member of the uranium series with a half-life of 3.82 days.
随便看	ardashir i ardashir ii ardashir ii of persia ardashir i of persia ardashir papakan ardasi ardassine ardatov arda unmarred ardawg ardaziani, lavrentii ardaziani, lavrentii petrovich ardb ardc ardci ardc model atmosphere ard comhairle ard-comhairle ardcorp ardd ard database access manager ard diploma coimisiuin le rinci gaelacha arddp arde ardea

英语词典包含2567994条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。