"electrically neuter particle of the atom," 1921, coined by U.S. chemist William D. Harkins (1873-1951) from neutral (adj.) + -on. First record of neutron bomb is from 1960. Neutron star attested from 1934, originally hypothetical; so called because it would be composed of neutrons.
雙語例句
1. A neutron star has a gravitational field strong enough to generate X-rays.
中子星上存在強大的重力場，足以產(chǎn)生X射線。
來自柯林斯例句
2. A neutron is simply a neutral particle in the nucleus of an atom.
中子就是原子核里不帶電的粒子。
來自柯林斯例句
3. The dark star in Nova Muscae 1991 is a black hole rather than a neutron star.
在1991年蒼蠅座中的暗星其實是一個黑洞而非中子星。
來自柯林斯例句
4. Neutron stars are the second exhibit in the gallery of stellar corpses.
中子星是死之恒星陳列館內(nèi)第二類樣品.
來自辭典例句
5. A neutron has no appreciable electromagnetic interaction with nuclei or with electrons.