I was so nervous since it was my second trial.
这是我的第二次试验，我很紧张。
But I was so nervous since it was my second trial.
但我很紧张，因为这是我的第二次试验。
This is because fifth-generation networks are still in testing and trial phases.
这是因为第五代网络仍处于测试和试验阶段。
This is because fifth generation networks are still in testing and trial phases.
这是因为第五代网络仍处于测试和试验阶段。
Start with a trial program, and expect to change the details as you go.
从一个试验项目开始，并期望在进行过程中更改细节。
They didn't know if they responded correctly or incorrectly after each trial because there was no reward or punishment.
因为没有奖励或惩罚，他们不知道每次试验后自己的回答是正确的还是错误的。
Next the researcher introduced a third option, a third paddle that would initiate a new trial, giving the dolphin the choice of passing on difficult trials.
接下来，研究人员引入了第三种选择，用第三只桨启动一个新的试验，让海豚选择跳过困难的试验。
As in a previous study, the monkeys were given a third choice that would allow them to pass on to a new trial.
在之前的研究中，猴子们得到了第三种选择，使他们可以继续进行新的试验。
In other words, by pressing the pass paddle, the dolphin avoided having to wait and hasten the possibility of a full reward by moving directly to the next trial.
换句话说，通过按下传递桨，海豚不必等待，可以通过直接进入下一个试验来增加获得全部奖励的可能性。
Robots are currently under a two-year trial in Wales which will train "farmbots" to herd, monitor the health of livestock, and make sure there is enough pasture for them to graze on.
目前，威尔士正在对机器人进行为期两年的试验，他们将训练“农场机器人”来放牧、监测牲畜的健康状况，并确保有足够的草场来饲养他们。
The study included 386 kindergarteners from schools in the Fast Track Project, a multi-site clinical trial in the U. S. that in 1991 began tracking how children developed across their lives.
这项研究涵盖了参加“目标追踪计划”项目的学校中的386名幼儿园学童，该项目是一个美国的多点临床试验项目，从1991年开始追踪儿童一生的发展情况。
We learn, in a sense, by trial and error.
从某种意义上说，我们是通过反复试验、不断犯错来学习的。
For one trial, each participant was shown a pile of pens that the researcher claimed were from a previous experiment.
其中一项试验中，研究人员向每一位参与者展示了一堆笔，并声称这些笔来自先前的一项实验。
Many drugs were found by trial and error.
许多药物都是经过反复试验后才被发现的。
What those early craftsmen had found by trial and error was that under pressure a pagoda's loose stack of floors could be made to slither to and fro independent of one another.
"那些早期的工匠通过反复试验发现：在压力作用下，宝塔松散堆叠的楼层可以彼此独立地来回滑动。
Trial and error leads to the finding of truth.
反复试验引领我们走向真理。
In 2015, the government allowed the beavers to stay there as part of a trial.
2015年，政府允许海狸留在那里以作试验。
A trial project by the Montreal Children's Hospital suggested that the use of medical hypnosis can reduce pain and anxiety in patients.
蒙特利尔儿童医院的一个试验项目表明，医疗催眠的使用可以减轻病人的痛苦和焦虑。
Not only do we have one clinical trial, we have two.
我们不是只做了一组临床试验，我们有两组以供对比。
什么是试验注册？
They will soon put the new type of car through safety trial.
他们将很快把那种新型汽车投入安全性能试验。
But the trial clearly showed how people behave.
但现在这个试验清楚地显示了人们反应。
The details of the greenhouse trial are published in Plant Biotechnology Journal.
温室试验的细节刊登在《植物生物科技杂志》上。
Researchers have hundreds of others in trial.
数百种其他药物也在试验之中。
Consider participating in a cancer prevention trial.
考虑参加一项癌症预防的试验。
This multicenter trial questions the benefits of DHA supplementation during pregnancy.
这项试验质疑了在孕期服用DHA补充剂的益处。
My photo illustrates that original 'trial' showing the style we adopt.
这张图片显示了我们采取的独创试验方法。
The second trial reported similar findings.
第二个试验的结论相似。
什么是临床试验？
什么是临床试验？
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