Sign in | English | Terms of Use
DictionaryForumContacts

   Italian ⇄
Google | Forvo | +
barriera del suono
phys.sc. sonic barrier
transp., avia. sound barrier

 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