【机】 level tube
school; check; collate; compare; field officer
calm; draw; equal; even; flat; peaceful; plane; smooth; suppress; tie
【医】 plano-
canal; duct; fistula; guarantee; meatus; pipe; tube; wind instrument
【化】 pipe; tube
【医】 canal; canales; canalis; channel; duct; ductus; salpingo-; salpinx
syringo-; tuba; tube; tubi; tubing; tubo-; tubus; vas; vaso-; vessel