| 单词 | radioactive decay |
| 释义 | radioactive decay (once / 251475 pages) n WORD FAMILY radioactive decay USAGE EXAMPLESMy income, like the carbon-14 my dad was measuring, was in a state of radioactive decay. New York Times(Sep 20, 2016) Barring disaster, the rover’s lifespan will be set by its nuclear-power source, which will continue to dwindle in coming years through radioactive decay. Nature(Sep 06, 2016) They could have been produced in pairs by the radioactive decay of a new particle. New York Times(Aug 05, 2016) n the spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation Syn|Hypo|Hyper decay, disintegration alpha decay radioactive decay of an atomic nucleus that is accompanied by the emission of an alpha particle beta decayradioactive decay of an atomic nucleus that is accompanied by the emission of a beta particle nuclear reaction (physics) a process that alters the energy or structure or composition of atomic nuclei |
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