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Their soft, flexible rubber bristles slide between teeth to remove food particles and gently massage gums.
他们的软，刷毛的弹性橡胶齿间滑动，消除食物颗粒，轻轻按摩牙龈。
youdao
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Their soft, flexible rubber bristles slide between teeth to remove food particles and gently massage gums.
他们的软，刷毛的弹性橡胶齿间滑动，消除食物颗粒，轻轻按摩牙龈。
youdao