渐新世 / 漸新世

jiàn​xīn​shì

Oligocene

Oligocene epoch, a geological period spanning from approximately 34 to 23 million years ago

渐 (literal) → 渐/漸 · jiàn · gradually 新 (literal) → 新 · xīn · new 世 (bound) → 世 · shì · era

Changed: simplified, traditional, gloss, definition, pinyin, variant pinyin, variants, separable parts, decomposition

created sense May 20, 2026, 07:57 PM