contractions的意思？

n.
收缩( contraction的名词复数 )，缩减，缩略词，（分娩时）子宫收缩

相关问题

contractions造句

Foods and fluids are mixed in the stomach by its muscular contractions.通过胃部肌肉的收缩食物和流质在胃中混合。Contractions are much more common in speech than in writing.缩略词在口语里比在书写中常见得多.Muscle contractions are powered by the chemical aden...
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contractions的音标？

contractions的音标：...
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