評論
打印
New York City dentist, Keith Arbeitman states that most people aren't changing their toothbrushes enough.
紐約牙醫基思·阿貝特曼說，大多數人更換牙刷的頻率都不夠。
It is suggested that every three months a toothbrush should be replaced.
建議每三個月更換一次牙刷。
Arbeitman explains, "It really depends how often you use your toothbrush.
阿貝特曼解釋說：“這其實取決于你用牙刷的頻率。
Once the bristles start to bend, you're not really cleaning as effectively."
一旦刷毛開始彎曲，就不能有效地清潔牙齒。”
He says you can check when your brush is ready to exchange by licking your teeth after you brush them.
他說，刷牙后，你可以舔舔牙檢查牙刷是不是該換了。
If they aren't sleek and smooth than it's time to replace your toothbrush.
如果牙不光滑，那就更換牙刷。
譯文屬可可英語原創，未經允許，不得轉載。
