If you have high blood pressure, cutting back on booze could produce a small but significant drop of 2 to 4 mm Hg systolic (the top number) and 1 to 2 mm Hg diastolic (the bottom number).
如果你有高血压，那么当你减少饮酒量时，可以使心脏收缩压有很小但又有意义的下降，可以下降2 - 4毫米汞柱(上面的数即分子数值)，以及心脏舒张压下降1 - 2毫米汞柱(下面的数即分母数值)。
A one-gram-per-day reduction in salt consumption results in a small drop of systolic blood pressure of 0.8 mm Hg, she said.
每天减少摄入一克盐能令收缩压降低0.8毫米汞柱。
They found that ventricular filling pressure was lowered from an average of 22 to 12 mm Hg.
他们发现，心室充盈压平均从22毫米汞柱降到12毫米汞柱。
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