involuntary contraction

 
  • 不隨意收縮

involuntary contraction的用法和樣例:

例句

  1. Your GI tract is an involuntary muscle which is constantly contracting and expanding.
    你的胃腸道是一種不隨意收縮肌,經(jīng)常會(huì )收縮或擴展。

involuntary contraction的相關(guān)資料:

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