基本解释毫米汞柱（millimetres of mercury的缩写）。同根派生 mmHg相关词英汉例句A blood pressure reading of 127/78 mmHg 血压读数为127／78毫米汞柱mmHg更多例句英英字典剑桥英英字典 written abbreviation for millimetres of mercury: a measurement used to record blood pressuremmHg剑桥字典mmHg柯林斯字典