【机】 piercing
puncture; stab; poke; stick; sting; thorn; thrust
【医】 barb; echino-; lancinate; spicula; spicule; spiculum; spina; spine
spur; stab
aperture; bore; foramen; hole; os; ostium; vulva
【化】 hole; opening
【医】 apertura; aperturae; aperture; bore; coel-; foramen; foramina; hiatus
mesh; opening; pore; Pori; porosity; porus; trema
