Traditional: 單一
单一 (dān yī) means “single; only; sole”. It is an HSK 5 Chinese word (traditional 單一) in the HSK 3.0 vocabulary.
Practice each character:
不要依靠单一的收入来源。
Bùyào yīkào dānyī de shōurù láiyuán.
Don't rely on a single source of income.
Updated: 2026-07-18