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- 氟可以防止蛀牙吗? Does fluoride help prevent cavities?
- 氟是一种自然存在的矿物质，能安全有效地巩固珐琅质，防止蛀牙。 Fluoride is a naturally occurring mineral that helps to safely strengthen tooth enamel and prevents cavities.
- 及早采取行动可以防止大量商品因付不起欠款而被收回。 Early action could prevent a large number of repossessions.
- 牙医建议他们的病人定期刷牙并用洁牙线剔牙，防止蛀牙。 Dentists advise their patients to brush and floss regularly to prevent their teeth from decaying.
- 透视图有一项很有用的功能:它可以防止您的屏幕混乱不堪。 The nice thing about perspectives is that they keep your screen free from clutter.
- 这些花我可以摘一些吗? May I pluck some of these flowers?
- 我昨天拔了一只蛀牙。 I had a bad tooth pulled out yesterday.
- "你经常去那里吗？" "一月一次。" "How often do you go there?" "Once a month."
- 四氟 tetrafluoro
- 在滤器水位以下的入口上钻一个小洞就可以防止意外漏水。 A small hole drilled in the filter intake just below water level will prevent accidental syphoning.
- 我们可以借用一下你的梯子吗? May we have the loan of your ladder?
- 硝酸盐可以防止这种现象。 nitrate, can prevent this.
- 很高的蒸发比热还可以防止赤道地区的水资源被很快地蒸发掉。 The high heat of vaporization also prevents water sources in the tropics from getting evaporated quickly.
- 以防止蛀牙. to prevent their teeth from decay.
- 他随时都可以把车开出去吗? Can he take the car out whenever he likes?
- 涂漆可以防止金属零件腐蚀。 The metal parts can be protected from corrosion by painting.
- 木材经过风干可以防止腐烂。 Air-drying can prevent wood rotting away.
- 加氟会增加骨癌风险吗? Does Fluoridation Up Bone Cancer Risk?
- 是不是有蛀牙啊? Have tooth of eat by moth?
- 我可以邀请您跳这个舞吗? May I have the pleasure of this dance?
