单词	direct currents
释义	请查阅词条：direct current
随便看	keep something in mind keep something off keep something on keep something quiet keep something quiet (or keep quiet about something) keep something quiet (or keep quiet about something) keep something to oneself keep something to oneself keep something under one's hat keep something under one's hat keep something up keep something up keep/stay cool keep step keep step keep step keep sth at bay keep sth back keep sth back keep sth dark keep sth down keep sth from keep sth in keep sth off keep sth on 敦促敦厚敦实敦睦敦聘敦请敩敫敬敬业 Übertretung Übertritt Übertrittcharakteristik Übertrittkanal Überträger Überverbrauch Überverbrauchsmenge Überverbrauchstarif Überverdichter Übervölkert