fluoride
英 [ˈflɔː.raɪd]
美 [ˈflɔːr.aɪd]
- n. 氟化物
使用频率:
记忆方法
将“fluoride”拆分成“fluor”和“ide”。记住“fluor”与氟（fluorine）有关，是一种元素。将“ide”与“Ending”或“side”结合，想象氟“side”在一个整体中起到保护作用，这样就可以联想到“fluoride”是氟化物，用于保护和预防牙齿蛀牙。
以上内容由AI生成, 仅供参考和借鉴
中文词源
fluoride 氟化物
来自fluorine, 氟。-ide, 化学名词后缀，来自oxide.
英语词源
- fluoride (n.)
- "compound of fluorine with another element," 1826, from fluorine + -ide.
权威例句
- 1. Most urban water supplies in the United States now contain fluoride in varying amounts.
- 现在美国大部分城市供水中都存在含量不一的氟化物。
- 2. Fluoride damage is generally restricted to areas near manufacturing plants.
- 氟化物的危害一般局限在制造厂的附近.
- 3. It'shows a thousandfold selectivity for fluoride over other common anions.
- 它对氟离子的选择性比其它普通阴离子高几千倍.
- 4. Fluoride injury often is characterized by tip burn of leaves.
- 氟化物危害的特点是叶片顶尖灼燃现象.
- 5. Enolase isolated from peas was sensitive to fluoride.
- 从豌豆提取的烯醇酶对氟化物敏感.