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1·One study compared the effects of high-fear and low-fear appeals on changes in attitudes and behaviors related to dental hygiene.

高恐惧诉求、低恐惧诉求会影响与牙齿卫生有关的态度和行为变化，一项研究对这两者进行了比较。

2·A flashing set of healthy and clean, regular 'pearly whites' was a rare sight in Victorian society, the preserve of the super-rich (and even then, dental hygiene was not guaranteed).

在维多利亚时代，一副闪闪发亮的健康、干净、整齐的“珍珠白”牙齿是非常罕见的，只有超级富豪才能拥有（即便如此，在那个时代，口腔卫生无法得到保证）。

3·Pay more attention to dental hygiene.

多注意一下牙齿卫生。

4·For impeccable oral and dental hygiene, try Pedigree Dentastix.

对于无可挑剔的口头和牙科保健，系谱Dentastix尝试。

5·She recently got her G.E.D. and has enrolled in dental hygiene school.

她最近通过了G.E.D考试，已经注册进入一个口腔卫生学校学习。

6·She said she hopes to spread the message of good dental hygiene and oral health.

她曾立志要宣传口腔卫生健康的知识。

7·The first. It's very important that you pay more attention to the dental hygiene.

第一，注意口腔卫生非常重要。

8·We should practice good dental hygiene by brushing our teeth every morning and at night.

我们应该养成良好的口腔卫生，每一天早上和晚上刷牙这件事。

9·If you study dental hygiene, you'll learn how to care for teeth and gums and how to educate others about oral hygiene.

口腔卫生专业学习如何护理牙齿和牙龈，以及教别人相关口腔卫生的知识。

10·Highly relevant qualifications would usually be in the area of Dental Hygiene, Dental Hygiene Therapy or Oral Health Therapy.

高度相关的资质有：口腔卫生，牙齿卫生疗法或者口腔健康疗法。