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

指令的英語翻譯：

dictate; directive; injunction; instruction; mandate; statement
【計】 directive; I; instruction
【經】 command; injunction; instruction; precept