Originally posted by 凡人 at 2005-10-18 01:46 PM: / T% M& J9 k- w% @# I, N# n R后排的牙齿怎样使用牙线呢?
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两手拉着牙线两端,将嘴张到最大,将手往里面伸,对准牙缝用两个中指将牙线往里面顶。: L) h+ T9 t- G( K
多练习几次,就能掌握要领。; O3 K+ E3 v8 e
关键嘴巴要大。比谁的嘴巴张的大,我老公次次输给我!
I use floss every two days. I feel great. - e: f% @6 z8 b- V" ^8 |I also send a few package for my sisters, they are in China./ L8 Q# k8 z) a1 D& r& P
I think this is a great idea for protecting your teeth.