【化】 flexible-lip seal; spring loaded lip seal
bedspring; spring
【医】 spring
cut; gob; jaws; mouth; opening; ostium; scoop; stoma
【医】 aditus; apertura; aperturae; aperture; bouche; introitus; meatus; mouth
opening; ora; orifice; orificium; oro-; os1; ostia; ostium; portal
stoma; stomata; stomato-; trema
airproof; pressure; pressurize; seal airtight; seal up
【计】 capsulation; encapsulation
【医】 lutation; lute
【经】 air proof; seals