Runners can cut that time in half.

跑步可以将时间减半。

We need to cut that in half.

我们要把这项支出减半。

All restaurants will operate at half capacity.

所有餐厅都将减半营业。

And the fuel cost is half.

燃料成本减半。

That means profits get cut in half too.

这意味着利润也会减半。

As a result, we'd had several days of eating half rations.

结果，好几天我们食欲减半。

We will cut child death by half.

儿童死亡人数将会减半。

It called for reducing the number of hungry people by half within 20 years.

呼吁在20年内将饿人数减半。

Now when some things halve, it's dropped by 50%.

如果某事减半，那么它下降了50％。

The change cut their expenditures in half, but the new living arrangement proved too challenging.

他们花销因彼此分担而减半了，然而，这种转变也给他们带来了很大挑战。

So, you're cutting your studying time in half.

所以，你把你学习时间减半了。

It called for reducing by half the number of chronically undernourished people by 2015.

呼吁到2015年将慢性营养不良人数减半。

Bitcoin's technology was designed to cut the reward for miners in half every four years.

比特币旨在每四年将矿工奖金减半。

China will cut its stamp duty on securities trading by half starting on Monday.

从周一开始，中国将证券交易印花税减半。

After just five days out of the ground, that pungent truffle smell will have halved.

离开土壤仅仅5天后，那股冲鼻松露味就会减半。

But one oyster reef has cut coastal erosion there in half over five years.

但这道牡蛎壳礁已在五年多内使海岸侵蚀减半。

If that efficiency doubles, then we willl need half of that area.

如果那效能可以加倍， 那麽需要面积就可以减半。

By the time the President leaves office in January 2017, that number would have halved.

在2017年2月总统卸任之前，美军驻阿数量将减半。

Good trauma care after a crash can cut the number of deaths from road injuries in half.

事故之后，进行完善创伤救助能使死亡人数减半。

This accomplished, the outfit, though cut in half, was still a formidable bulk.

清理完东西之后，行装虽然减半却仍然是可怕一大堆。