Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄
Google | Forvo | +
initial signal unit
el. unidad inicial de señalización
telecom. unidad de señalización inicial

 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