neutron
英 ['nju?tr?n]
美['n?trɑn]
- n. [核] 中子
CET6+GRETOEFLCET6低頻詞擴展詞匯
詞態(tài)變化
復(fù)數(shù):?neutrons;
中文詞源
neutron 中子
來自neutral,中性的，-on,物理名詞后綴，來自eon.
英文詞源
- neutron (n.)
- "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.
- 中子與原子核或與電子并沒有可察覺的電磁相互作用.
來自辭典例句