Home / HSK Vocabulary / HSK 7–9 / 频率 频率 pín lǜ HSK 7–9 · C2 Meanings frequency Quick facts Traditional頻率 HSK LevelHSK 7–9 CEFRC2 ← Back to HSK 7–9 word list Practice 频率 with flashcards MandoBridge uses spaced repetition to help you remember HSK 7–9 vocabulary — free on iOS and Android.