侧规系统：多个小直径辊轮的固定侧规。
Side guide system: with multiple roller wheels of small diameter.
柔软的辊轮可有效地清洁牙齿、按摩牙龈。
The soft rollers can effectively clean teeth and massage gingiva.
特殊开发设计专利清洁辊轮，确保高效，稳定的清洁效果。
Patent adhesive roller guarantee its efficient and stable cleaning performance.
特殊开发设计专利清洁辊轮，确保高效，稳定的清洁效果。
Patent adhesive roller guarantee its efficient and stable cleaning performance.
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