| 释义 |
radioactivity noun... of radioactivity | verb + radioactivity | radioactivity + noun ... of radioactivity➤level辐射强度◆the soil contains 30 times the acceptable level of radioactivity.这片土壤的辐射强度高于标准 30 倍。verb + radioactivity➤produce, release产生／释放辐射◆the amount of radioactivity released by nuclear power plants核电厂释放出的辐射量➤detect, determine, measure, monitor探测／确定／测量／监控辐射radioactivity + noun➤levels辐射强度☞ radioactive ra·di·o·ac·tiv·i·ty /`redɪˏoæk`tɪvətɪ; ˌreɪdiəʊækˈtɪvɪti/n [u]when a substance sends out radiation or produces energy in this way 放射（性）:◇high levels of radioactivity have been found in drinking water. 在饮用水中发现了有高强度的放射性。 |