单词：tightens
v become tight or tighter
v restrict
v narrow or limit
tighten的用法和样例：
例句
- He tightened his grip on her arm.他紧抓她的手臂。
- The plumber take out a wrench and tighten the bolt.修水管的工人拿出一把扳手拧紧了螺栓。
- This month we have to tighten our belts.这个月我不得不勒紧裤腰带过日子。
- While holding down on the cone, tighten the subbase screws.用手压住漏斗，拧紧座垫固定螺丝。
- If table index shafts are loose, tighten mounting bolts.如果台面索引轴松动，拧紧固定螺栓。
- This screw needs tightening.这螺丝钉需要再拧紧些。
- Controls in the city have gradually tightened.对这个城市的控制逐渐加强。
词汇搭配
- tighten up绷紧
- tighten one's belt束紧腰带
- tighten your belt勒紧腰带(忍饥受寒...
- tighten the economy紧缩经济
- under tighten紧密不足
- belt tighten实行紧缩政策(勒紧裤...
- belt-tightening强制性节约
- tighten the screws拧紧螺丝(加强控制)...
- tighten the noose round the neck of someone拉紧某人脖子上的绞索...
- tighten the noose around the neck of someone拉紧某人脖子上的绞索...
- tighten the purse strings节省开支
经典引文
The strings are tightened..to produce a musical note when struck.
出自：S. MateerThe illness tightened its grip.
出自：C. Easton
- stiffen使 ... 坚硬
- tauten拉紧
- squeeze挤压
- constrict压缩
- tense紧张的
- tighten up绷紧
- screw螺钉
- fasten拴紧
- press按
- anchor锚
- secure安全的
- contract合同
- crush压碎
- compress压缩
- choke窒息
- fix使 ... 固定
- brace防备
- telescope望远镜
- screw in拧入式的(拧进去的)...
- screw down拧紧(钉住
- make fast 拴紧(把 ... 关紧...
- lace up用带子系紧
- tie up扎绑
- firm up巩固
- close up靠近
- lock up上锁
- lock锁
- up向上
- firm公司
- close关
- fast快的
- tie束缚
- make做
- lace鞋带
- together共同
- down向下
- force武力
- in在 ... 里
- reduce减少
- constrain强迫
- loosen松开
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