contraction
柯林斯词典
1. N-COUNT When a woman who is about to give birth has contractions, she experiences a very strong, painful tightening of the muscles of her womb. 宫缩
The contractions were getting stronger. 宫缩越来越强烈。
2. N-COUNT A contraction is a shortened form of a word or words. (单词的) 缩写形式
"It's" (with an apostrophe) can be used as a contraction for "it is."
“”（带撇号）是“”的缩写形式。
3. →see also contract
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contraction /kənˈtrækʃən/ (contractions)
剑桥词典
contraction noun [U] (REDUCTION)
the fact of something becoming smaller or shorter
收缩；缩小；缩短
Cold causes contraction of the metal . 金属遇冷收缩。
The contraction of this muscle raises the lower arm . 这块肌肉收缩使下臂抬起。
contraction noun [U] (MUSCLE)
[ 可数名词：有复数形式的名词 ]one of the very strong and usually painful movements of the muscles in the womb that help to push the baby out of the mother's body during the process of birth
（妇女分娩时宫内肌肉的）收缩，痉挛；子宫收缩
She was having regular strong contractions every four minutes . 她每4分钟有规律地强烈宫缩1次。
contraction noun [U] (WORD)
[ 可数名词：有复数形式的名词 ]a short form of a word or combination of words that is often used instead of the full form in spoken English
（英语口语中的）缩略形式
"Won't" is a contraction of "will not". won't 是 will not 的缩略形式。 返回 contraction