adj.紧的，牢固的；绷紧的；不漏的；密集的，紧凑的adv.紧紧地；牢固地； 双语释义：adj.(形容词)牢的,紧的,不松动的,难解开的 fixed, fastened or drawn firmly; hard to move or undo紧密结合的; 不漏的,不透的 fitting closely; made so that a specified thing can not get in or out紧密的,密集的 with things or people arranged closely势均力