A regular chocolate treat could halve a womans risk of giving birth prematurely.
有规律地食用巧克力将会使女性早产的风险降低一半。

Dr. Lee believes that men who exercise can halve their risk of cancer of the colon.
李医生相信，锻炼身体能使患结肠癌的风险降低一半。

That little flame on the side is peaking out a gap in the furnace halve's refractory.
这侧面小火焰已经见顶了在炉内的差距减半的耐火材料。

Halve by 2015 the proportion of people without sustainable access to safe drinking water
到2015年无法持续获得安全饮用水的人口比例减半

One compromise would be for the Ministry of Defence to halve its order from 140 planes to 70.
根据国防部的一个折中方案，订单将从140架减为70架。

Be It not for your generosity In halve your commission, further business will be Impracticable.
若非贵公司慷慨地分润一半佣金，则将不可能再行交易。

To marry is to halve your rights and double your duties. Schopenhauer， The World as Will and Idea
结婚是权利减半，责任加倍。叔本华世界之为意志与理念

The first exports were achieved by land into the United States by the second halve of the 17th century.
实现首次出口到美国在19世纪的第二个一半的土地。

Line was used to halve the experiment before and after treatment, and deviation percentage was calculated.
治疗前后采用线段二等分实验，求出偏离百分数，评估疗效。