fluoridated
用法要点
被动语态使用
fluoridated通常用于被动语态,表示某物被添加了氟化物,强调动作的结果或状态。
介词搭配
常与介词with连用,表示添加氟化物的方式或材料,如fluoridated with fluoride。
语域说明
主要用于公共卫生、牙科医学和日常健康话题,属于正式或半正式语域,在学术和科普文章中常见。
句型搭配
常用在描述性句子中,作为形容词修饰名词,如fluoridated water或fluoridated toothpaste。
基础例句
Our tap water is fluoridated to help prevent cavities in children.
我们的自来水加了氟,以帮助预防儿童蛀牙。
I always buy fluoridated toothpaste for better dental health.
我总是买含氟牙膏,为了更好的牙齿健康。
The city decided to fluoridate the water supply last year.
这座城市去年决定给供水加氟。
Is your drinking water fluoridated? It's good for your teeth.
你的饮用水加氟了吗?这对牙齿有好处。
高级例句
Studies show that fluoridated water reduces tooth decay by up to 25% in communities.
研究表明,在社区中,加氟水能将蛀牙减少高达25%。
The public health policy mandates fluoridated water in all municipal systems to improve oral hygiene.
公共卫生政策要求所有市政系统提供加氟水,以改善口腔卫生。
In the dental industry, fluoridated products are widely recommended for caries prevention.
在牙科行业,含氟产品被广泛推荐用于预防龋齿。
The research paper analyzes the cost-effectiveness of fluoridated salt programs in developing countries.
这篇研究论文分析了发展中国家加氟盐项目的成本效益。
高频搭配
verb
adjective
noun
adverb
preposition
phrase
常见错误
错误:使用了动词原形fluoridate,但这里需要过去分词fluoridated来表示被动状态。正确:应改为fluoridated,表示水被加氟了。
错误:使用了for prevent,但for后应接名词或动名词。正确:应改为to prevent,表示目的,用不定式更自然。
近义词辨析
fluoridize
fluoridize是fluoridate的同义词,但更少用,可能在某些技术语境中出现,含义基本相同,都指添加氟化物。
The water supply was fluoridized to enhance dental health. (含义与fluoridated相似,但fluoridated更常见)
treated with fluoride
这是一个短语,意思更广泛,可以指任何用氟化物处理的过程,而fluoridated特指为预防蛀牙而添加氟化物,常用于饮用水或口腔护理产品。
The water is treated with fluoride for purification. (可能用于其他目的,而fluoridated water specifically aims at cavity prevention)