词汇	青锋
释义	青锋 qīng fēng即青锋剑。青鋒
随便看	four wires method four-wire stepping motor four-wire subscriber line four-wire switching four-wire switching center four-wire switching centre four wire system four-wire system four wire telephone circuit four-wire telephone circuit four-wire telephone connection four-wire telephone set four wire terminating set four-wire terminating set four wire termination four-wire termination four-wire termination set four-wire three-phase system four-wire to two-wire conversion four wire translator four-wire translator four-wire transmission four-wire-two-wire switch terminating ci four-wire type four-wire type circuit