Home HSK Vocabulary HSK 3 高速公路 高速公路 gāo sù gōng lù HSK 3 · B1 Meanings expressway; highway; freeway Quick facts HSK LevelHSK 3 CEFRB1 ← Back to HSK 3 Overview Practice 高速公路 with flashcards MandoBridge uses spaced repetition to help you remember HSK 3 vocabulary — free on iOS and Android. ← All HSK 3 vocabulary