| 单词 | nuclear reaction |
| 释义 | nuclear reaction (once / 140707 pages) n WORD FAMILY nuclear reaction: nuclear reactions USAGE EXAMPLESThey had been searching for stellar explosions of a particular type — type Ia supernovae, which occur when white-dwarf stars undergo a runaway nuclear reaction. Nature(Sep 27, 2016) Mark closed his eyes, tried to tamp down the rage that was building inside him like a nuclear reaction. James Dashner, The Kill Order (Maze Runner, Book F...(2012) Stars will remain stable like this for a long time, with heat from the nuclear reactions balancing the gravitational attraction. Stephen Hawking, A Brief History of Time: And Other...(1988) n (physics) a process that alters the energy or structure or composition of atomic nuclei Hypo|Hyper chain reaction a self-sustaining nuclear reaction; a series of nuclear fissions in which neutrons released by splitting one atom leads to the splitting of others decay, disintegration, radioactive decaythe spontaneous disintegration of a radioactive substance along with the emission of ionizing radiation endoergic reactiona nuclear reaction occurring with absorption of energy exoergic reactiona nuclear reaction accompanied by the evolution of energy fission, nuclear fissiona nuclear reaction in which a massive nucleus splits into smaller nuclei with the simultaneous release of energy fusion, nuclear fusion, nuclear fusion reactiona nuclear reaction in which nuclei combine to form more massive nuclei with the simultaneous release of energy spallation(physics) a nuclear reaction in which a bombarded nucleus breaks up into many particles alpha decayradioactive 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 cold fusionnuclear fusion at or near room temperatures; claims to have discovered it are generally considered to have been mistaken thermonuclear reactiona nuclear fusion reaction taking place at very high temperatures (as in the sun) action, activity, natural action, natural process a process existing in or produced by nature (rather than by the intent of human beings) |
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