但甚至早在那之前，人们就已经在试验改良传统原声吉他的方法了。
But long before that even, people were experimenting with ways to modify traditional acoustic guitars.
药物只有在试验证明它们是相对安全的情况，且其益处大于风险时，才会被批准使用。
Drugs are only approved after tests have demonstrated that they are relatively safe when used as directed and when their benefits outweigh their risks.
在试验中，蜜蜂们被放到一英里之外的田地中后，寻找到回家的路。
In tests, the bees navigate back home after being placed in a field a mile away.
这位科学家在试验中多次失败，但他从未放弃。
The scientist has failed in the test many times, but he never gives up.
其中一人在试验呈阴性之后被允许出院。
One of them was later released after tests came back negative.
数百种其他药物也在试验之中。
其它网站也在试验计算机付款模型。
记住，你现在实在玩、在试验、在练习。
Remember that you're playing, experimenting and exercising here.
但是，现在同样的趋向在试验他们的耐心。
我们的目标是在试验阶段，增加一倍的用户。
在试验中，动物注射催乳素立即会变得昏昏欲睡。
In tests, animals injected with prolactin became drowsy immediately.
让新客户知道在试验期间他们可以无条件取消订单。
Let new customers know they can cancel for any reason before the trial period expires.
在试验中学到的另一件事情是：绝望会让人失去最想要得到的。
Another thing I have learned with my experiments is that desperation causes you to lose the very thing you desire in your life.
在试验中，这些化合物几乎完全恢复了老鼠失去的记忆。
In tests, these compounds almost completely restored lost memory in rats.
在试验结束的时候，180名老年人换上了老年痴呆症。
他们在试验了几个办法之后才偶然找到了一个解决办法。
我们甚至在试验代码中用了四年之后还很少在生产代码中使用它们。
We have rarely used them for production code, even after four years of usage in experimental code.
这其中近10年，霍夫曼先生一直在试验种植喜阴植物。
For almost ten of those years, Mr. Hoffman has been experimenting and working with shade plantings.
在试验期间，没有发生一起针对头戴摄像头的警察的投诉。
There were no complaints against officers wearing the headcams during the pilot period.
医生已经在试验运用触觉信号来提高伤口愈合及再生的方法。
And doctors are already experimenting with ways of using tactile cues to improve wound healing and regeneration.
有趣的一点是我描述的改变关于在试验完成之后的继续追踪。
The interesting point is that the changes I describe above were tracked after the experiment had finished.
根据一些报告，在试验期结束后，一些女性不愿意返还药物。
According to some reports, some women were unwilling to give the pills back once the trial was over.
他们会说，我们请了一个助手在试验中充当实验中一个角色。
They would say, "We hired a stooge to act in the following role in the experiment."
这种老鼠不但肌肉较大，而且在试验中能在跑步机上奔跑平常两倍的距离。
It not only has bigger muscles but, in tests, could run for twice as long on the treadmill.
在试验中，我把两个陌生人安排在一个被屏障物分隔开来的房间里。
In my experiment, I put two strangers in a room where they were separated by a barrier.
他强调性格与表现而不是透视与精确。他已经在试验印象派风格了。
He stressed character and expression rather than perspective and physical accuracy; he was already experimenting with impressionism.
在试验中，研究者给实验组小鼠喝的水中加入杀菌剂来改变其肠道细菌的水平。
In the experiment, researchers introduced antimicrobials to mice via drinking water in order to change the ratios of their gut bacteria.The control group received sterile water.
在试验中，研究者给实验组小鼠喝的水中加入杀菌剂来改变其肠道细菌的水平。
In the experiment, researchers introduced antimicrobials to mice via drinking water in order to change the ratios of their gut bacteria.The control group received sterile water.
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