【化】 ladder to manhole
human; fellow; human being; individual; man; people; person; soul
【医】 anthropo-; homme; man
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
ladder; staircase
【机】 ladder; stepladder