Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄
Google | Forvo | +
conflicting signal
commun., railw. 敌对信号
tech. 抵触信号; 敌对信号【铁】; 冲突信号

 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