tighten
- v.拧紧;加强;使更加严格;(使)变紧，更加牢固
过去式： tightened 现在分词： tightening 过去分词： tightened 第三人称单数： tightens
tightenverb
（使）变紧，更加牢固
to become or make sth become tight or tighter
The rope holding the boat suddenly tightened and broke.
系船的绳子突然绷断了。
His mouth tightened into a thin line.
他的嘴抿成了一道细缝。
to tighten a lid/screw/rope/knot
拧紧盖子 / 螺钉；绷紧绳子；打紧结
The nuts weren't properly tightened and the wheel came off.
螺母没拧紧，轮子脱落了。
She tightened her grip on his arm.
她抓他的手臂抓得更紧了。
使更加严格；加强
to make sth become stricter
to tighten security
加强安全措施
to spend less money because there is less available
变得更加严格（或小心）
to become stricter or more careful
Laws on gambling have tightened up recently.
有关赌博的法律最近变得更加严厉。
The police are tightening up on under-age drinking.
警方正在采取更加严厉的措施对付未成年人饮酒的问题。
tighten
-
1
V-ERG 抓紧;攥紧
If you tighten your grip on something, or if your grip tightens, you hold the thing more firmly or securely.Luke answered by tightening his grip on her shoulder...
卢克的回应就是把她的肩头抓得更紧了。
-
2
V-ERG 绷紧，拉紧(绳、链)
If you tighten a rope or chain, or if it tightens, it is stretched or pulled hard until it is straight.The anchorman flung his whole weight back, tightening the rope...
那个压阵队员使尽了全身力气往后拽，把绳子拉得紧紧的。
-
3
V-ERG (对…)严加控制;(使)加强控制
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.He knows he has considerable support for his plans to tighten his grip on the machinery of central government...
他清楚有相当多的人支持他对中央政府机构加强控制的计划。
-
4
VERB 拧紧，旋紧(螺钉、螺丝帽等)
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.I used my thumbnail to tighten the screw on my lamp...
我用拇指指甲把台灯上的螺钉拧紧了。
-
5
VERB (身体局部)变僵硬，产生憋闷感，产生阻塞感
If a part of your body tightens, the muscles in it become tense and stiff, for example because you are angry or afraid.Sofia's throat had tightened and she couldn't speak...
索菲娅喉咙哽住了，说不出话来。
-
...a headache caused by tension which results in tightening of the muscles in the neck.
由于紧张导致颈部肌肉僵硬而引起的头痛
-
7
VERB 使(规定、政策、制度)更加严格；使更加有效
If someone in authority tightens a rule, a policy, or a system, they make it stricter or more efficient.The United States plans to tighten the economic sanctions currently in place...
美国计划加大现有经济制裁的力度。
-
...the tightening of state control over press and broadcasting.
政府加强了对出版和广播的控制
-
9
to tighten your belt→ see:belt
-
Now tighten all the screws .
现在把全部螺丝都拧紧。
-
I used my thumbnail to tighten the screw on my lamp
我用拇指指甲把台灯上的螺钉拧紧了。
-
We need to tighten the grip we have on the market .
我们得加强对市场的控制力。
-
His mouth tightened into a thin line .
他的嘴抿成了一道细缝。
-
The nuts weren 't properly tightened and the wheel came off .
螺母没拧紧，轮子脱落了。
-
With the price increases , we are all having to tighten our belts .
由于物价上涨，我们都只好勒紧裤腰带了。
-
The rope holding the boat suddenly tightened and broke .
系船的绳子突然绷断了。
-
The government will have to tighten the purse strings .
政府将不得不紧缩开支。
-
Laws on gambling have tightened up recently .
有关赌博的法律最近变得更加严厉。
-
She tightened her belt an extra notch .
她将腰带又束紧了一格。
-
The police are tightening up on under-age drinking .
警方正在采取更加严厉的措施对付未成年人饮酒的问题。
-
She tightened her grip on his arm .
她抓他的手臂抓得更紧了。
-
The new measures are aimed at tightening existing sanctions .
新措施旨在加强现行的制裁。
-
The United States plans to tighten the economic sanctions currently in place
美国计划加大现有经济制裁的力度。
-
They are now under a great deal of pressure to tighten their airport security
他们现在承受着加强机场安保措施的巨大压力。
-
The government has decided to tighten its immigration policy .
政府决定实施更加严格的移民政策。
-
I want us to be a bit more sensible this time and tighten up .
我要求我们这次要更加理智、更加严格要求自己。
-
Some countries tighten monetary policy to avoid inflation
一些国家实行紧缩银根的货币政策，以避免通货膨胀。
-
This treatment helps tone the body , firm up muscles and tighten the skin
该治疗有助于强身健体、紧致皮肤。
-
She saw his jaw tighten and his face lose its colour .
她看见他的下巴绷紧，脸色煞白。
-
Security tightened in the capital in readiness for the president 's arrival .
首都加强了警备，准备迎接总统的到来。
-
The anchorman flung his whole weight back , tightening the rope
那个压阵队员使尽了全身力气往后拽，把绳子拉得紧紧的。
-
They have tightened security along the border
他们加强了边境的安全工作。
-
The thought of Nick made her throat tighten
一想到尼克，她的喉咙就发紧。
-
The cables tightened and he was lifted gradually from the deck .
缆绳绷紧了，他被慢慢地吊离了甲板。
-
The rebels are tightening the noose around the capital
叛乱分子正在收紧对首都的包围。
-
Clearly , if you are spending more than your income , you 'll need to tighten your belt .
明摆着，要是你入不敷出，你就得省着点了。
-
He knows he has considerable support for his plans to tighten his grip on the machinery of central government
他清楚有相当多的人支持他对中央政府机构加强控制的计划。
-
Take-off and landing procedures have been tightened after two jets narrowly escaped disaster .
在两架喷气机差点出事故之后，起飞和降落的操作规程更加严格了。
-
These stomach exercises will tighten abdominal muscles
这些腹部练习会增强腹肌。
- 短语动词
- 习语