Home HSK Vocabulary HSK 7–9 焦距 焦距 jiāo jù HSK 7–9 · C2 Meanings focal length focal distance Quick facts HSK LevelHSK 7–9 CEFRC2 ← Back to HSK 7–9 Overview Practice 焦距 with flashcards MandoBridge uses spaced repetition to help you remember HSK 7–9 vocabulary — free on iOS and Android. ← All HSK 7–9 vocabulary