单词	丟落心頭
释义	同COGNIZANCE
随便看	radioactive irradiation radio-active isotope radioactive isotope radioactive--isotope radioactive isotope angiography radioactive isotope chronology radioactive isotope-- radioisotope radioactive isotope--radioisotope radioactive isotope; radioisotope radioactive isotope {=ri} radioactive isotopes radioactive isotopes in ocean radioactive label radioactive labeling radioactive labeling experiments radioactive law radioactive lead radioactive lead dating radioactive lead (radiolead) radioactive leak radioactive level radioactive level gauge radioactive level--gauge radioactive level indicator radioactive liquid waste treatment