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adj.拉紧的，加固的
v.拉紧；固定；加严（tighten的过去式形式）；使紧密
1、brightened───vi.明亮；变亮；活跃；快乐高兴；vt.使闪亮；使生辉；使快乐高兴；n.(Brighten)人名；(英)布赖滕
2、tight end───近端锋；紧经
3、heightened───v.提高，升高（heighten的过去分词）
4、retightened───vt.重新上紧，重新拉紧；重新固定
5、frightened───adj.害怕的；受惊的；受恐吓的；v.害怕；使吃惊；吓走（frighten的过去分词）
6、rightened───vt.使恢复正常；整顿
7、tightener───n.[机]紧线器；张紧装置
8、lightened───adj.减轻的；发光的；v.（使）减轻（lighten的过去分词形式）；（使）变亮
9、lightener───美白剂
1、The Fed's classic mistake that led to the Great Depression was that it tightened monetary policy when it should have eased.───美联储引领大萧条的经典错误在于当萧条减缓时候紧缩了银根。
2、close your eyes, rub his hands forced, over his eyes, while deep breathing, abdominal breathing with relaxation, breath tightened.───闭上眼睛，两手用力搓热，遮住眼睛，还深呼吸，腹部共同吸气放松，呼气收紧。
3、A hoot owl's mournful cry floated out of the encroaching darkness and Fannie tightened her grip on her mother's hand.───一声猫头鹰的哀鸣从漫涌而来的黑暗中浮出，范妮抓紧了妈MaDe手。
4、The move was an emergency response to a spreading credit squeeze as the availability of dollars for European banks has tightened.───这一举措是对于广泛的贷款紧缩的紧急应对，当对于欧洲银行可支配的美元变得紧张了。
5、The improved, easy-to-use design protects better and eliminates gasket rupture, cutting or shearing when plugs are tightened.───改进的，易于使用的设计更好地保护和消除垫片破裂，切割或剪切时，插头被收紧。
6、His hold on her arm tightened.───他把她的胳膊抓得更紧了。
7、She tightened her belt an extra notch.───她将腰带又束紧了一格。
8、She tightened her grip on his arm.───她抓他的手臂抓得更紧了。
9、As the central bank has tightened monetary policy, this has made it harder for the bank to win the business of ordinary savers.───随着中国央行收紧货币政策，该行赢得普通储户的难度增大了。
1、He tightened a few slack screws.
2、Border police tightened controls on tourists.
3、He tightened the bolt up slowly.
4、Existing laws on obscenity are to be tightened.
5、He tightened up the rope a little.
6、His mouth tightened into a thin line.
7、Her fingers tightened convulsively with every jolt she received.
8、The rope holding the boat suddenly tightened and broke.
9、She tightened her grip on his arm.