Sign in | English | Terms of Use
DictionaryForumContacts

   Chinese ⇄ English
Google | Forvo | +
难以还原的金属氧化物类
dermat. earth
难以还原的金属氧化物类如氧化铝，氧化锆
gen. earth

 The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error | Get short URL | Language Selection Tips