词汇	straight line equation
释义	straight line equation 直线方程式
随便看	underwash underwashed seeds underwashing under washing under watch under-watch underwate outfall under-water underwater absorption meter underwater accident underwater accidental falling underwateracoustic underwater acoustic underwater acoustic absorption material under water acoustic absorption material underwater acoustic absorption materials underwater acoustical communication underwater acoustical counterwork underwater acoustical material underwater acoustical signal underwater acoustical signal processing underwater acoustic attack underwater acoustic beacon underwater acoustic channel underwater acoustic channel capacity