短語詞組短語breath -holding phonocardiogram test 屏氣心音圖試驗(yàn);心音圖試驗(yàn);設(shè)計(jì)了屏氣心音圖試驗(yàn)breath h holding test 屏氣試驗(yàn)Breath -holding time increases 屏氣時(shí)間增加 返回 breathhold