floss例句

Brush your teeth after each meal and floss daily.
餐后要刷牙，而且每天要使用牙线清洁牙缝。

Draw the floss backwards and forwards between the teeth.
将牙线在齿间来回拉动。

Craft Resources also sells yarn and embroidery floss.
工艺人员服务公司也售卖纱线和绣花丝线。

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