Digital ads promise to cut waste in media buys, he says.

他说，数字广告可保证减少广告经费的浪费。

Providing prisoners with vitamins and minerals supplements reduces violence by a third compared to placebo.

与安慰剂相比，向囚犯提供维生素和矿物质补充剂可减少三分之一的暴力行为。

A study by researchers in the Netherlands found that gardening may reduce the stress hormone cortisol in the brain.

究人员的一项究发现，园艺可减少大脑中的激素皮质醇（压力尔蒙）。

And the fact that it was always on reduced the thermal cycling of the filament and components limiting the stress caused by thermal expansion and contraction.

而且它始终处于开启状态可减少灯丝和组件的循环，从而限膨胀和收缩引起的应力。

So we just decided that we would devote a half a billion dollars over ten years to seeing how we could reduce preventable cases of maternal mortality.

因此，我们决定在十年内投入 5 亿美元，究如何减少可预防的孕产妇死亡病例。

Reduced blood flow to the liver can cause severe liver injury and swelling, which can cause an elevation in liver enzymes and stretches out the capsule around the liver.

肝脏血流量减少可引起严重的肝损伤和肿胀，导致肝酶升高和肝被膜紧张。

It's also likely reduced the food available to subsistence fishers—many of whom rely on stores of salmon to get them through the long, harsh winter—by as much as 26%.

这也可能将自给自足渔民可获得的食物减少26%之多，而他们许多人依赖鲑鱼储备度过漫长的严冬。

It's also likely reduced the food available to subsistence fishers—many of whom rely on stores of salmon to get them through the long, harsh winter—by as much as 26 percent.

这也可能使自给渔民可获得的食物减少多达 26%——他们中的许多人依靠储存的鲑鱼来度过漫长、严酷的冬天。