airtight

adj. 密闭的,不透气的,无懈可击的

aircraftwoman, aircrew, airfield, airgun, airily, airing, airing cupboard, airless, airlift, airline, airliner, airlock, airmail, airman, airplane, airport, airship, airsick, airsickness, airspace, airway, airwoman, airworthiness, airworthy, airy, airy-fairy, aisle, aitch, aitchbone, ajar, aka, akimbo, akin, Alabama, alabaster, alacrity, alarm, alarm clock (also alarm), alarmed, alarming,