Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄
Google | Forvo | +
perfect differential
bridg.constr. 全微分
phys. 完全微分
tech. 完整微分

 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