Home HSK Vocabulary HSK 4 牙刷 牙刷 yá shuā HSK 4 · B2 Meanings toothbrush CL:把[bǎ] Quick facts HSK LevelHSK 4 CEFRB2 ← Back to HSK 4 Overview Practice 牙刷 with flashcards MandoBridge uses spaced repetition to help you remember HSK 4 vocabulary — free on iOS and Android. ← All HSK 4 vocabulary