词汇	toss about in bed
释义	toss about in bed 在床上辗转反侧
随便看	direct current IP direct current IP method direct current item direct current Josephson effect direct current keying direct current key pulsing direct-current key pulsing direct current ladle furnace direct current level direct-current level direct current light emitting diode direct current line direct current load direct current locomotive direct-current locomotive direct current machine direct-current machine direct current machines direct-current magnet direct current magnetic field Direct current magnetic susceptibility direct current magneto direct-current magneto direct current magnetron sputtering direct current magnetron sputtering process