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词汇 atomic-mass-unit
语种 英语、汉语、英汉翻译、汉英翻译
释义 atomic mass unit
noun[ C ]
 chemistry specializeduk /əˌtɒm.ɪk ˈmæs ˌjuː.nɪt/ us /əˌtɑː.mɪk ˈmæs ˌjuː.nɪt/(abbreviationu)
a unit used for measuring atomic mass, equal to one twelfth of the mass of an atom of carbon in its commonest form, carbon-12原子质量单位(等于碳-12原子质量的十二分之一)
SMART Vocabulary: related words and phrases

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atomic mass unit | American Dictionary


atomic mass unit
noun[ C ]
us/əˈtɑm·ɪk ˈmæs ˌju·nɪt/
chemistry, physics
one-twelfth the mass of one atom of carbon
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更新时间:2025/7/18 17:11:00