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新聞來源: http://us.cnn.com/2011/09/15/health/living-well/dental-x-rays/index.html?hpt=he_c2

 

今日單字:  dental  [adj.]  =  牙科的、牙齒的

 

 

(一) 今日單字的其他意思 及 變化

 

dental  [adj.]

1.  齒音的  ( e.g.  T and d are dental consonants. )

 

dentist  [n.]

1.  牙科醫生、牙醫 

 

dentistry  [n.]

1.  牙科醫學、牙醫業  ( e.g.  You can get a Doctor of Dentistry degree in five years. )

 

denture  [n.]

1.  假牙  ( e.g.  Even if you wear dentures, you should still take good care of your mouth. )

 

dentate  [adj.]

1.  齒狀的  ( e.g.  Some maple leaves have dentate edges. )

 

dentation  [n.]

1.  齒狀

 

 

(二) 相關字及片語

 

牙齒保健很重要,今天就來講幾個相關的字吧。

1.  Braces  =  牙齒矯正器、牙套  ( e.g.  Getting braces is expensive and painful. )

 

2.  Orthodontist  =  矯正牙科醫生、齒顎矯正醫生

 

3.  Cavity  =  蛀牙、牙的蛀洞  ( e.g.  I have a cavity, so I need to see the dentist today. )

 

4.  Dental filling  =  補牙的充填材料

 

5.  Root canal treatment  =  根管治療

 

6.  Dental crown  =  假牙牙冠、單顆式固定假牙 

 

7.  Dental bridge  =  牙橋式固定假牙

 

8.  Dental implant  =  植牙

 

9.  Dental floss  =  牙線

 

 

(三) 延伸討論

 

Do you worry about radiation when you get a dental x-ray ?

I don't really think about it.

The pros of getting an x-ray outweigh the cons.

There are things that just can't be seen by the naked eye.

 

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