【化】 return bend; return pipe
answer; circle; return; turn round
【医】 circumvolutio; convolution; gyre; gyri; gyrus; re-
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