【机】 weep hole
arrange; eject; exclude; line; platoon; raft; range; rank; row; tier
【化】 blower
damp; humid; wet
【医】 hygro-
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