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tighten

US [ˈtaɪt(ə)n]
UK ['taɪt(ə)n]
  • v.加强;(使)变紧;使更加严格
  • Web绷紧;拉紧;拧紧
Simple Present:tightens  Present Participle:tightening  Past Tense:tightened  
tighten
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v.
1.
[i][t]
(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。
2.
[t]
~ sth
使更加严格;加强to make sth become stricter
to tighten security
加强安全措施

Sample Sentence

Definition:
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
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