A dentist may decide to extract the tooth to prevent recurrent trouble.

牙医可能会决定拔掉那颗牙，以免反复发作。

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When not removed, plaque causes tooth decay and gum disease.

牙斑如果不清除就会导致牙齿蛀蚀和牙龈疾病。

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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。

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I got an abscess so he took the tooth out.

我牙龈脓肿，所以他就把那颗牙拔掉了。

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Draw the floss backwards and forwards between the teeth.

将牙线在齿间来回拉动。

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In those days, dentistry was basic. Extractions were carried out without anaesthetic.

那时候，牙科学刚起步，拔牙都不打麻药。

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The longer your child can go without needing a filling, the better.

孩子越晚需要补牙就越好。

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Teething can be painful and make your baby irritable.

长牙会很难受，婴儿会烦躁不安。

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He suddenly smiled, revealing teeth that had recently been capped.

他突然笑了出来，露出了刚箍过的牙。

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Deposits of plaque build up between the tooth and the gum.

牙齿和牙龈之间会滋生牙斑。

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I wonder if Tom ever had his teeth fixed anywhere else.

我在想汤姆是不是在别的地方整过牙。

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I lost a tooth while chomping on a French baguette!

我啃法棍面包时，崩掉了一颗牙！

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She was flossing her teeth at the time.

当时她正在用牙线剔牙。

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Stewart stepped off the kerb.

斯图尔特走下马路牙子。

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They have pulled out patients' teeth unnecessarily.

他们毫无必要地拔掉了病人的牙。

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