Definition & Meaning

yá jūn bān

牙 菌 斑

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Chinese dictionary
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n.dental plaque
- qù chú yá jūn bān
  去除牙菌斑
  remove plaque
- tā cā le yī kuài yá jūn bān
  他擦了一块牙菌斑。
  He took a rubbing of the plaque.

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