Home HSK Vocabulary HSK 7–9 光缆 光缆 guāng lǎn HSK 7–9 · C2 Meanings optical cable Quick facts Traditional光纜 HSK LevelHSK 7–9 CEFRC2 ← Back to HSK 7–9 Overview Practice 光缆 with flashcards MandoBridge uses spaced repetition to help you remember HSK 7–9 vocabulary — free on iOS and Android. ← All HSK 7–9 vocabulary