Word · CEFR B1 · Frequency #1221
nuclear
原子核的；核反应的；核能的
Relating to the nucleus of an atom or to nuclear reactions and nuclear energy.
- 1.
Pertaining to the nucleus of an atom.
与原子核有关的。
- 2.
(weapons) deriving destructive energy from the release of atomic energy
(武器)通过原子能释放获得破坏性能量的
- 3.
Involving energy released by nuclear reactions (fission, fusion, radioactive decay).
涉及核反应(裂变、聚变、放射性衰变)释放能量的。
- 4.
of or relating to or constituting the nucleus of an atom
原子核的或与原子核有关的
- 5.
Relating to a weapon that derives its force from rapid release of energy through nuclear reactions.
与通过核反应快速释放能量获得威力的武器有关的。
- 6.
of or relating to or constituting the nucleus of a cell
细胞核的或与细胞核有关的
- 7.
Having nuclear weapons.
拥有核武器的。
- 8.
Involving an extreme course of action, or one with severe consequences.
涉及极端行动方针或产生严重后果的。
- 9.
Pertaining to the nucleus of a cell.
与细胞核有关的。
- 10.
Relating to, being of, or comprising the nuclear family.
与核心家庭有关的、属于或构成核心家庭的。
核武器的；拥有核武器的；细胞核的；核心家庭的；极端的；毁灭性的
In use
Many countries are investing in nuclear power to reduce carbon emissions.
A nuclear family typically consists of two parents and their children.
She decided to study nuclear physics at university.
nuclear war
nuclear weapons
nuclear physics
nuclear fission
nuclear forces
nuclear membrane
nuclear division
Connections
Collocations
- nuclear power
- 核能
- Many countries are investing in nuclear power to reduce carbon emissions.许多国家正在投资核能以减少碳排放。
- nuclear weapon
- 核武器
- The treaty aims to limit the spread of nuclear weapons.该条约旨在限制核武器的扩散。
- nuclear war
- 核战争
- The threat of nuclear war has decreased since the end of the Cold War.自冷战结束以来，核战争的威胁已经减少。
- nuclear reaction
- 核反应
- Nuclear reactions release enormous amounts of energy.核反应释放出巨大的能量。
- nuclear waste
- 核废料
- Safe disposal of nuclear waste remains a major challenge.核废料的安全处置仍然是一个重大挑战。
Idioms & figurative uses
Learner notes
Memory Tip
记忆方法：nuclear 中的 'nuc' 与 '核' 发音相近，意指原子核或核能。
Context & Register
语域：mixed 常见场景：科学、军事 通常用于科学、军事、能源等正式或技术性语境，也出现在日常讨论中，但整体偏正式。
Grammar Note
Typically used attributively before a noun; not gradable.
Pronunciation & Spelling
所有列出的词都共享拼写结尾"-ear"，但发音不同：nuclear 的结尾是弱读的 schwa /ər/，而其他词是 /ɪr/ 或 /ɪə/。它们不是真正的押韵词，但作为拼写类比有用。
High-value vocabulary
该词属于 Oxford 核心词汇，值得优先掌握常见搭配和句型。
Usage priority
Collins 词频等级为 4，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.