词汇	the silt coal
释义	the silt coal 淤煤
随便看	earth's rotation earth's shadow earth's spheroid earth's spur earth's spur, mounting spur earth's structure Earth's surface earth's surface diffraction earth's surface scattering earth stabilization earth-stabilized earth stabilized communication antenna earth-stabilized vehicle earth stabilizer earth-standard earthstar earthstars earth stars earthstation earth station earth station antenna earth stationary orbital keeping earth station availability earth station congo earth station disks