单词	worn surface
释义	worn surface 磨损表面
随便看	background motion com-pensation background motion estimation background music background musicBGM background mutation background natrium current background neutron background news background noise background-noise back ground noise background-noise control background noise criteria background noise field strength background noise level background-noise level back ground noise level background noise modification background noise of channel background noise of earth motion background noise of tape recorder background noise of wind tunnel background noise on battle background noise photon background noise power