独一无二

• Pinyin: dú yī wú èr
• Hanzi breakdown: 独 = sole; 一 = one; 无 = without; 二 = two — expressing absolute singularity

Meaning

One of a kind; unique; without equal. Used to describe something or someone that is completely unmatched or singular.

A four-character idiom emphasizing absolute uniqueness. Used for talent, artworks, achievements, or experiences that have no parallel. Typically positive in tone. Interchangeable with 举世无双 (unrivaled in the world) in formal contexts.

Examples

1. 这位艺术家的风格独一无二，在当代画坛无人能及。 This artist’s style is one of a kind—no one in today’s art world can match it.
2. 每个人的指纹都是独一无二的，这是生物识别技术的基础。 Everyone’s fingerprints are unique, which is the foundation of biometric technology.
3. 她对待工作的热情和专注力，在整个团队中独一无二。 Her passion and focus at work are unmatched anywhere on the team.

Usage Guide

Context: praise, description, art

Tone: admiring

Do Say

• 这件青铜器造型独一无二，已被列为国家一级文物。(This bronze artifact is utterly unique in form and has been designated a national first-class cultural relic.)
• 他在量子物理领域的研究成果独一无二，奠定了新一代理论的基础。(His research achievements in quantum physics are without equal, laying the foundation for a new generation of theory.)

Don't Say

• 这道题独一无二难 — 独一无二 describes uniqueness, not degree of difficulty; say 这道题难度极高 or 这个问题极为棘手

Origin & History

独 (alone) + 一 (one) + 无 (without) + 二 (two) — literally 'only one, without a second'

Cultural Context

Generation: All ages

Social background: Universal