There are one or more microphones built into the headsets to detect external noise. By employing sophisticated electronic signal processing, an anti-noise signal is then generated to cancel out the external noise. In essence, this leaves only the desired music or soundtrack audible to the listener.
â¢ MANCHURIAN (adjective). The adjective MANCHURIAN has 1 sense: 1. of or relating to or characteristic of Manchuria or its people or their culture. Familiarity information: MANCHURIAN used as an adjective is very rare.
The Manchu referred to all subjects of the Qing Empire regardless of ethnicity as Chinese (ä¸­åä¹äºº), and used the term Zhongguo as a synonym for the entire Qing Empire while using neidi (åå°) to refer only to the core area of the empire (or China proper), with the entire empire viewed as multi-ethnic.