radioactivity
英：[ˌreɪdɪəʊæk'tɪvətɪ] 美： [ˌredioækˈtɪvɪti]
radioactivity 基本解释
n.放射（性）；辐射能；
英英释义
radioactivity[ ,reidiəuæk'tivəti ]
n.the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay同义词：radiation
radioactivity 相关例句
双语例句
用作名词(n.)- Radioactivity is a special quality of radium.
放射性是镭的一种特性。 - The soil contains 30 times the acceptable level of radioactivity.
这片土壤受到了高于标准30 倍的辐射。
权威例句
Air chemistry and radioactivityAir Chemistry And RadioactivityAir chemistry and radioactivityAtmospheric Composition. (Book Reviews: Air Chemistry and Radioactivity)Stratospheric-tropospheric exchange based on radioactivity, ozone and potential vorticityFluorographic detection of radioactivity in polyacrylamide gels with the water-soluble fluor, sodium salicylate.The Preparation of 131I-Labeled Human Growth Hormone of High Specific RadioactivityTHE PREPARATION OF 131I-LABELLED HUMAN GROWTH HORMONE OF HIGH SPECIFIC RADIOACTIVITYTHE PREPARATION OF I-131-LABELLED HUMAN GROWTH HORMONE OF HIGH SPECIFIC RADIOACTIVITYTHE PREPARATION OF ¹³¹I-LABELED HUMAN GROWTH HORMONE OF HIGH SPECIFIC RADIOACTIVITY
