【化】 expanded tube hole groove
bulge; distend; expand; swell
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
chamfer; gutter
【计】 slot
【化】 channel
【医】 alvei; alveus; crib; gutter; slot; socket; tank; trough