Spontaneous contraction
[医] 自发性收缩
🧩 词语组成解析
contraction
[kən'trækʃən]
n. 收缩，缩减;[语]缩略，略体，缩写;（开支等）缩减;（分娩时）子宫收缩;
🗣️ 情景例句
You must be green to believe that!
你真幼稚，竟然相信那个。
That which one least anticipates soonest comes to pass.
事非逆料偏易发生。
I work in a small factory.
我在一个小工厂里工作。