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| 单词 | slow neutron |
| 释义 | slow neutron in British Englishnoun physics a neutron having a kinetic energy of less than 100 electronvolts slow neutron in American Englishnoun Physics a neutron with low kinetic energy, esp. one slowed by the moderator in a nuclear reactor Derived forms slow-neutron adjective Word origin [1930–35]This word is first recorded in the period 1930–35. Other words that entered Englishat around the same time include: boondoggle, kickback, preset, technical foul, uncertainty principleExamples of 'slow neutron' in a sentence |
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