The match finally came to life in the second half.
比赛在下半场终于精彩起来。
You are the true other half of my life.
你是我生命中真正的另一半。
My life will pick me up in half an hour.
我妻子在半小时内会来接我。
One is not offered a beautiful princess and half a kingdom every day of one's life!
一位美丽的公主和半个王国，这真是千载难逢的机会！
There, every half hour, al-Jazari's most amazing invention comes to life once again.
每隔半小时，加扎利最令人惊叹的发明就会复活一次。
The danger of nitrogen-16 is an issue only for plant workers and operators because its half-life is only seven seconds.
氮16的危险只针对于核电站工人和机器操作者而存在，因为它的半衰期只有七秒钟。
So in one universe, the atom decays within the first half-life, and you have an ex-cat. Or ex-qat.
在一个宇宙中，原子在第一个半衰期中衰变了，于是你有了一只前猫。
Radioactive iodine in food is of immediate concern, but it has a relatively short half-life and will naturally decay over a short time frame.
食品中的放射性碘直接引起人们的关注，但是它的半衰期相对较短并将在短时间内自然衰变。
Iodine 131 has a half-life of eight days, meaning that every eight days it loses half its strength.
碘131有八天的半衰期，这意味着每八天其能量就下降一半。
Unlike radioactive iodine, which has a short half life, cesium lingers in the environment.
碘驻留期短一半，而铯则悬浮在环境中。
However, iodine-131 has a short half-life of eight days, which means it will decay away completely in the environment in a matter of months.
但碘- 131则不同，它的半衰期是八天，意味着它需要数月时间才会完全消失。
THE half-life of official opposition to nuclear power in Britain has been very short.
在英国，官方反对使用核能的半衰期很短。
So, the half-life is just the time that it takes for half of the reactants to disappear.
半衰期实际上是,一半反应物消失的时间。
Anyway, if you were to open this imaginary box after one half-life for the atom, you would have 1 a non-kitty or 2 a living-albeit-unreal cat.
反正，如果你在原子的一个半衰期后打开这只想象中的盒子，你可能会得到1一只“非猫”或者2一只活着且不存在的猫。
Now when you look at this you see these people handling the uranium pellets. Now uranium 235 in this form is very low in activity because uranium235 has a very long half-life.
现在，当你们观察这个，你们能看到这些人,铀正在处理铀芯块，现在,在这个形式里，是活跃度是很低的，因为铀5,的半衰期很长。
Nuclear plants use Plutonium-239, which has a chemical half-life of 24, 000 years, meaning anything leaked from Fukushima today will still affect the area for thousands of years to come.
核电站使用的钚239半衰期长达2万4千年，这也就意味着今天从福岛泄漏的物质将在今后几千年内对当地造成影响.
“The more we seek satisfactions in material goods, the less we find them there,” Ryan says. “The satisfaction has a short half-life -- it’s very fleeting.”
“越想在物质生活上寻找满足感，越难找到，”瑞安说：“这种满足感半衰期很短，很容易消失。”
Better still, it became apparent to him that one could use radioactivity as a clock, with the half-life of a decay series enabling us to calculate the age of a rock.
更妙的是，显然人们可以用放射性作为时钟，用衰变系列的半衰期计算出岩石的年龄。
It is often said that nuclear waste has a half-life of 100, 000 years…it is worth remembering that Stonehenge was built only 4, 000 years ago.
要知道，核废料的半衰期是100000年——而英 国的巨石阵仅有四千年的历史。
The city's challenge, chiefly, is to dispose of cesium-137, a radioactive isotope with a half-life of 30 years.
这座城市面临的最大问题就是处理铯—137，这是一种半衰期为30年的放射性同位素。
Business opportunities have a half-life, just like uranium.
商业机会有半衰期，就像铀一样。
As with radioactivity, stories have a half-life-in other words a period by which half of newly promoted stories are relegated to a nether page.
与放射性一样，故事有一个半衰期-换言之，就是新推荐的故事从首页到被下放的周期。
Probably, the first Half-Life video game was created on the base of the one of such objects.
大概第一部“半条命”电视游戏是以一个这样的场所为基地设计的。
One of the first tunnels. Probably, the first Half-Life video game was created on the base of the one of such objects.
首批隧道之一。大概第一部“半条命”电视游戏是以一个这样的场所为基地设计的。
However, if the half-life is increased, the situation changes.
然而，如果半衰期增加，情况会改变。
Cesium-137, with a half-life of 30 years, is another dangerous substance emitted in a full-scale nuclear meltdown.
核反应堆完全熔解后，会释放出另一种危险物质铯- 137。铯- 137的半衰期为30年。
Most people are not aware that caffeine has a half life of up to eight hours and can affect not only your ability to fall asleep, but also the quality of sleep you are getting.
大多数人都不知道，咖啡因有一个长达八小时的半衰期，不仅会影响你的入睡能力，而且还会影响你的睡眠质量。
Most people are not aware that caffeine has a half life of up to eight hours and can affect not only your ability to fall asleep, but also the quality of sleep you are getting.
大多数人都不知道，咖啡因有一个长达八小时的半衰期，不仅会影响你的入睡能力，而且还会影响你的睡眠质量。
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