Home / HSK Vocabulary / HSK 3 / 快速 快速 kuài sù HSK 3 · B1 Meanings fast; high-speed; rapid Quick facts HSK LevelHSK 3 CEFRB1 ← Back to HSK 3 word list Practice 快速 with flashcards MandoBridge uses spaced repetition to help you remember HSK 3 vocabulary — free on iOS and Android.