单词	us keyboard
释义	us keyboard 🌏键盘
随便看	single cilium single circle singlecircuit single circuit single-circuit single circuit board single circuit braking single-circuit braking system single circuit circular loop winding single circuit drift tube single circuit helical winding single-circuit hydraulic transmission single circuit line single-circuit line single-circuit nuclear power stations single circuit power supply single circuit receiver single-circuit receiver single-circuit reflex receiver single circuit steel tower single-circuit steel tower single-circuit system single-circuit transformer single circuit transposition single-circuit transposition