核武器 héwǔqì nuclear weapon
How to remember 核武器: 核 core + 武 military + 器 device = nuclear weapon.
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How it is used
- 'Nuclear weapon' - 拥有核武器 (yōngyǒu héwǔqì) to possess nuclear arms.
- Often shortened to 核武 (héwǔ); 核 (nuclear) drives many compounds (核电, 核能).
- Formal/geopolitical vocabulary.