contractionKK [kəˋntrækʃən] /kəˈntɹækʃən/名詞1收縮、縮小Metal undergoes contraction as the temperature drops sharply.溫度急遽下降時,金屬會產生收縮。2陣痛、宮縮常用複數Her contractions started coming every five minutes.她的陣痛開始每五分鐘來一次。3萎縮、緊縮經濟The economy suffered a sharp contraction in the second quarter.第二季經濟出現大幅萎縮。4縮寫形、縮約形語言學Avoid contractions like "don't" in formal writing.正式寫作中應避免使用像 don't 這樣的縮寫形。5收縮、收緊醫學The drug reduces the contraction of blood vessels in the legs.這種藥物可減少腿部血管的收縮。