字典 波兰语 - 英语
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czyścić zęby nitką dentystyczną 用英语:
1. 
floss teeth
2. 
floss
a thread that is moved between teeth to clean them * A toothbrush cleans the front and back of your teeth, but only dental floss can clean between teeth.
My gums bleed whenever I floss my teeth.
to floss your teeth 