释义 |
- 牙齿清洁:指通过刷牙、漱口等方式清洁口腔中的牙齿,以保持口腔健康。
1 ?牙齿清洁 ... 排齐牙齿,矫正牙齿 straightening of teeth 牙齿清洁,牙齿保护 cleaning of teeth 牙齿脱落,牙齿丧失 loss of tooth ...
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Much to the surprise of zoo visitors, the animal was merely cleaning the hippo's teeth. 事后,动物园游客们才明白,斑马是在帮河马清理牙齿。 - 2
Apples also act as a toothbrush, cleaning teeth and killing bacteria in the mouth, which may reduce the risk of tooth decay. 苹果还有牙刷作用,洁齿和杀灭口腔细菌,减少龋齿的危险。 - 3
But at the sanctuary, there was a wide range of tool use, including digging, using tools to reach objects, nutcracking, and cleaning their teeth... 但是在保护区,使用工具的现象也很普遍,包括用工具来挖土,够东西,夹东西甚至是清洁牙齿。
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