主的英語翻譯：

advocate; direct; host; indicate; main; owner; person or party concerned
【機】 master

管的英語翻譯：

canal; duct; fistula; guarantee; meatus; pipe; tube; wind instrument
【化】 pipe; tube
【醫(yī)】 canal; canales; canalis; channel; duct; ductus; salpingo-; salpinx
syringo-; tuba; tube; tubi; tubing; tubo-; tubus; vas; vaso-; vessel

機關(guān)的英語翻譯：

department; office; organ; scheme; stratagem; machine-operated; machinery
trick; intrigue
【醫(yī)】 institution
【經(jīng)】 government agency; turnkey