有奖纠错
| 划词

Fluorine, one of the necessary trace elements of human beings is presented in the forms of inorganic and organic compounds in foods, such as sodium fluoride, silicon fluoride, and fluoroacetate etc.

氟是人体必需元素之一,通以各种多元或有形式存在。

评价该例句:好评差评指正

用户正在搜索


defectoscopy, defects, defeminize, defeminnization, defence, defence mechanism, defence works, defenceless, defences, defend,

相似单词


3G, 401(K), a,

声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

  • 微信二维码

    关注我们的微信

  • 手机客户端二维码

    下载手机客户端

赞助商链接