tight （关系）紧密的，关系铁

　　My brother is tight with this manager of the computer store. He can get you a discount.

　　我哥和这个电脑商店的经理很铁，他可以给你打个折扣。

　　I'm very tight with Mike. He is my best friend.

　　我和Mike关系很铁，他是我最好的朋友。

　　疯狂练习吧！