时间:2025-11-20 14:02:48
['taɪtn]
['taɪt(ə)n]
TEM4 ( tightening, tightened, tightens )
最后更新时间:2025-11-20 14:02:48
字面意思：tighten 的字面含义是“使变紧”或“收紧”。 定义：作为动词，tighten 指的是将某物的松驰部分拉紧或收缩，使其变得更紧密或牢固。 词性：动词 词源分析：tighten 由形容词 tight（紧的）加上动词后缀 -en 组成。 -en 表示“使……成为”的意思，因此整体意思是“使变紧”。 历史背景：该词最早的使用可以追溯到中世纪英语，约在14世纪时出现。 课本：tighten 可能出现在*的初中和高中英语教材中；在牛津和美国的教材中，通常在初级到中级的英语学者教材中会出现。 正式与非正式语境： 特殊场合： Please tighten the belt before you start running. We need to tighten our budget to save more money. The mechanic will tighten the bolts on your car. The organization plans to tighten security measures at the entrance. After the argument, she felt the need to tighten her circle of friends. 同义词： 反义词： 通过上述分析，可以更全面地理解和使用“tighten”这个词。1. 基本定义
2. 词源与起源
3. 使用场景
4. 示例句子
（在你开始跑步之前，请把腰带收紧。）
（我们需要收紧预算以节省更多资金。）
（机械师会把你车上的螺栓拧紧。）
（该组织计划在入口处加强安全措施。）
（争吵后，她觉得有必要收紧自己的朋友圈。）5. 同义词与反义词
. 学方法
7. 关联词汇
vt. 变紧；使变紧
vi. 绷紧；变紧
[V-T/V-I] If you tighten your grip on something, or if your grip tightens, you hold the thing more firmly or securely. 抓紧
例：Luke answered by tightening his grip on her shoulder.卢克回应了，紧紧抓住她的肩膀。
例：Her arms tightened about his neck in gratitude.她的双臂紧紧搂住他的脖子，充满感激。
[V-T/V-I] If you tighten a rope or chain, or if it tightens, it is stretched or pulled hard until it is straight. 使 (绳或链) 拉紧; 拉紧
例：The anchorman flung his whole weight back, tightening the rope.这位排尾压阵队员用尽全部的力气往后拽，把绳子拉紧。
[V-T/V-I] If a government or organization tightens its grip on a group of people or an activity, or if its grip tightens, it begins to have more control over it. 对…加强控制; 加强控制
例：He knows he has considerable support for his plans to tighten his grip on the machinery of central government.他知道他那些对中央政府加强控制的计划拥有相当多的支持。
[V-T] When you tighten a screw, nut, or other device, you turn it or move it so that it is more firmly in place or holds something more firmly. 拧紧 (螺丝、螺帽等)
例：I used my thumbnail to tighten the screw on my lamp.我用拇指指甲拧紧了灯上的螺丝。
[PHRASAL VERB] Tighten up means the same as . 拧紧 (同 )(tighten)
例：It's important to tighten up the wheels properly, otherwise they vibrate loose and fall off.把车轮拧紧很重要，否则它们会振动而松脱。
[V-I] If a part of your body tightens, the muscles in it become tense and stiff, for example, because you are angry or afraid. (身体部位因生气或害怕) 变得僵硬
例：Sofia's throat had tightened and she couldn't speak.索菲娅的喉咙哽住了，说不了话。
[V-T] If someone in authority tightens a rule, a policy, or a system, they make it stricter or more efficient. 使 (规定、政策或制度) 更严格; 使更有效
例：The United States plans to tighten the economic sanctions currently in place.美国计划使现行的经济制裁更加严厉。
[PHRASAL VERB] Tighten up means the same as . 使…更严格
例：Until this week, every attempt to tighten up the law had failed.到本周为止，一切严格执法的努力都失败了。