单一

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Character Breakdown

Meaning and Usage

The adjective 单一 (dānyī) means "single" or "sole," emphasizing that something is one and not multiple or diverse. It often describes things that are uniform, singular in nature, or lacking variety.

Common Contexts

单一 is frequently used in contexts such as standards, interests, sources, or systems where diversity or multiplicity might be expected or preferred. For example, a 单一标准 (single standard) implies only one criterion is used, which might be insufficient or limiting.

Collocations and Patterns

  • 单一标准: single standard, used when criticizing or describing limited criteria.
  • 单一来源: single source, often in business or supply chain contexts.
  • 单一兴趣: single interest, describing a narrow or focused hobby or preference.

Nuances

Using 单一 often implies a limitation or lack of diversity, sometimes with a negative connotation when variety or complexity is desirable. It contrasts with words like 多元 (diverse) or 多样 (varied).

Common Confusion

Don't confuse 单一 with 单独, which means "alone" or "independent" but focuses more on isolation rather than singularity or uniformity.

Example Sentences

This problem cannot be measured by a single standard.

His interests are very single-minded; he only likes watching soccer matches.

The company cannot rely on a single client; it needs diversified