In this six-week study, the efficacy of a sonic toothbrush (Sonicare) was compared with traditional manual brushing in a setting where hygienecare was provided by caregivers.
在这六个星期的研究,疗效的声波牙刷(声波)与传统的手工刷在制定地方卫生保健提供了照顾。
2
Good oral hygiene and regular dental care are important, whatever your age.
无论年龄大小,良好的口腔卫生和定期的牙齿保健都非常重要。
《柯林斯英汉双解大词典》
3
U.S. officials say the vessels have brought blankets, hygiene supplies, baby food and infant care materials for people displaced by hostilities.