
好词典

源自fluoride(氟化物)+ -ation(表示动作过程的后缀),1940年代首次使用。
❶ 指在公共供水系统中添加适量氟化物的过程,目的是预防龋齿,改善牙齿健康。
“Water fluoridation has been proven to reduce tooth decay in children.”
(饮用水加氟已被证实能减少儿童蛀牙。)
“Some communities debate the safety of fluoridation in public water supplies.”
(一些社区对公共供水加氟的安全性存在争议。)
water fluoridation — 特指向公共饮用水系统添加氟化物的公共卫生措施,旨在预防龋齿。
“Water fluoridation began in the mid-20th century as a public health initiative.”
(饮用水加氟作为公共卫生措施始于20世纪中期。)