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词汇 tightened
释义 tightened
past simple and past participle oftighten
tighten
verb[ I or T ]
uk /ˈtaɪ.tən/ us /ˈtaɪ.tən/
B2
to become tighter or to make something become tighter, firmer, or less easy to move: (使)变紧,(使)紧固
Tighten the straps so they don't rub.把带子拉紧,这样它们就不会相互磨擦了。
As he struggled, the ropes tightened even more.他越挣扎绳子就勒得越紧。
Carefully tighten the clamp until it firmly supports the pipette in a vertical position.小心翼翼地把夹子夹紧,直到能把吸液管牢牢地垂直固定住为止。
I tightened the knots and prepared to descend.
If we tighten the rope, it might reach across.
The dry atmosphere tightens my skin.
SMART Vocabulary: related words and phrases

Tight and tightening
astringency
chokehold
close-fitting
inelasticity
retighten
skinny
snug
stiffen
strain
straitly
super-tight
tauten
tautly
tense
tension
tight
tight-fitting
tighten
tighten something up
tightly

Idioms


tighten your belt
tighten the net

Phrasal verbs


tighten something up
tighten (something) up

Examples of tightened


tightened

In English, many past and present participles of verbs can be used as adjectives. Some of these examples may show the adjective use.


This war of position for a popular, pluralistic, and participatory nationalism was lost as the military gradually tightened its authoritarian rule through the 1950s.
The final borders that were used were thus histological ones, tightened by physiological criteria.
Rather, wires are seen a bit like ropes that can be knotted or tightened (like chemical bonds) with ropes of other components.
But the definitions of serious illnesses have been tightened, and fewer patients are now entitled to the guarantee.
To this end, he tightened the economic embargo by making travel more difficult.
The draining of reserves in the debtor countries accelerated and monetary policy was tightened to ensure gold convertibility.
The transition was primarily facilitated by the conjunction of difficulty in obtaining natural ingredients, declining incomes and tightened credit.
However, it is precisely this flexibility which will be increasingly difficult to achieve as immigration rules are further tightened.
This was a sign of tightened administration, since assessment delays the assignment of participants to activities.
In 1993, the environmental standards for some air pollutants such as sulfur dioxide and carbon monoxide were tightened.
The government progressively tightened up the conscription process to stamp out such fraud.
In the course of time the definition of the child care guarantee was tightened.
In addition, it tightened the eligibility requirements for disability and survivor's pensions and reduced the benefits available for widows.
Following this logic, national service requirements for university students have been tightened in different ways from 2002 onwards.
As a principle, the abdomen should not be tightened when preparing to breathe, and her attention was directed towards this.
These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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