名詞 contraction:

1. (physiology) a shortening or tensing of a part or organ (especially of a muscle or muscle fiber)
   同義詞：muscular contraction, muscle contraction
2. the process or result of becoming smaller or pressed together
   同義詞：compression, condensation
3. a word formed from two or more words by omitting or combining some sounds
4. the act of decreasing (something) in size or volume or quantity or scope

1. A device for measuring the work capacity of a muscle or group of muscles during contraction.
   測力器用來測量在收縮中某一塊肌肉或一組肌肉做功能力的裝置
2. Shrinkage or contraction of the protoplasm away from the wall of a living plant or bacterial cell, caused by loss of water through osmosis.
   胞質皺縮通過滲透作用由于缺水引起的活植細胞或細菌的細胞質的皺縮或收縮，并與細胞壁分離
3. The contraction of muscle is a reaction of the body.
   肌肉的收縮是人體的一種反應。
4. "I'll" is a contraction of "I will".
   “I'll”是“I will”的縮寫。

con.trac.tion

n.（名詞）
The act of contracting or the state of being contracted.
收縮：收縮的行為或被縮?。ǘ蹋┑臓顟B(tài)
Abbr. cont.,contr.
縮寫 cont.,contr.
A word, aswon`t from will not, or phrase, as o`clock from of the clock, formed by omitting or combining some of the sounds of a longer phrase.
縮約詞：通過省略或結合一個較長短語中的某些音素而形成的詞，如從will not 來的 won`t ，或短語如從 of the clock 來的 o`clock
The formation of such a word.
縮約：這種詞的形成
Physiology The shortening and thickening of functioning muscle or muscle fiber.
【生理學】 收縮：工作肌肉或肌肉纖維的變短和變粗
A period of decreased business activity.
蕭條時期：商業(yè)活動減少的一段時期