Home / HSK Vocabulary / HSK 5 / 平坦 平坦 píng tǎn HSK 5 · C1 Meanings level even smooth flat Quick facts HSK LevelHSK 5 CEFRC1 ← Back to HSK 5 word list Practice 平坦 with flashcards MandoBridge uses spaced repetition to help you remember HSK 5 vocabulary — free on iOS and Android.