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contraction

美音:[kənt´rækʃən ]点这儿播放单词美音发声
英音:[kənt´rækʃən ]点这儿播放单词英音发声
n.收缩,缩写式,紧缩

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contraction为短语/超纲词汇   词频:6259

词根

tract,treat=to draw(拉曳)

近义词, 同义词

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expansion    

contraction


/kən'trækʃn; kən`trækʃən/
n
1 [U] contracting or being contracted 缩小; 缩短; 紧缩; 收缩
*the contraction of a muscle 肌肉的收缩.
2 [C] (medical 医) tightening of the womb that occurs at intervals in the hours preceding childbirth (分娩时阵发性的)子宫收缩.
3 [C] shortened form at a word 词的缩约形式; 缩约词
*`Can't' is a contraction of `cannot'. can't是cannot的缩约形式.

contraction


n
[C]medical
a very strong and painful movement of a muscle, especially the muscles around the womb during birth
[U]
the process of becoming smaller or narrower
 the contraction of metal as it cools
[C]
a shorter form of a word or words
 'Haven't' is a contraction of 'have not'.
1. Coldness causes contraction of the mercury in the thermometer.
    寒冷使得温度计里的水银收缩。

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