Read Edit View history 总开关 zǒngkāiguān main switch Origin Definitions Defs Strokes Stroke Words Sentences Sents created sense approved 总开关/總開關 · zǒngkāiguān · main switch 2026/03/04 总开关 / 總開關 zǒngkāiguān main switch main switch 出门前请检查一下电源总开关是否已关闭。 noun created sense Mar 4, 2026, 02:25 AM