单词	introd.
释义	introd. abbr. introduction；introductory
随便看	electronic drawing electronic drawing board electronic drift electronic driftmeter electronic dummy electronic dynamometer electronic ear electronic eavesdropping electronic editing electronic edition electronic editor electronic educational toy electronic effect electronic efficiency electronic efficiencymputer electronic eigenfunction electronic / electric actuator electronic / electric governor electronic / electric speed governor electronic electrocardiagram analyzer electronic-electronic energy transfer electronic embroidery machine electron(ic) emission electronic emission electronic emission spectrum ltdh ltdn ltds ltfh ltfj ltfm lthc lthf lthj lthk 00119 00120 00121 00122 00123 00124 00125 00126 00127 00128