Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄ Chinese
Google | Forvo | +
zero-cross-level
oil 零交叉电平
zero cross level
tech. 零交叉电平

 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