【电】 Barkhausen tube
【计】 Barkker
a person of extraordinary powers; bold and unconstrained; unrestrained
accrue; crude; rawness; unripe; give birth to; grow; living; procreate
student
【医】 bio-
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