A huge effort was made to exterminate the rats.
花了大气力来消灭这些老鼠。
One group developed in an "enriched" environment, which allowed the rats to interact with other rats, play with toys, and receive maze training.
一组老鼠在“充实”的环境中成长，这使得老鼠可以与其他老鼠互动、玩玩具，并接受迷宫训练。
When the rats detect the smell, they stop and rub their legs to indicate a sample is infected.
老鼠嗅到这种气味时会停下来，摩擦双腿，表明样本已被感染。
This suggests that the rats perceived the social robot as a genuine social being, says Quinn.
奎因称，这表明老鼠将社交机器鼠看作了真正的社交生物。
This suggests that the rats perceived the social robot as a genuine social being.
这表明，老鼠将社交机器人视为一个真正的社交存在。
He put rats in mazes during the day and recorded what neurons fired in what patterns as the rats negotiated the maze.
白天，他把老鼠放在迷宫里，记录下老鼠在迷宫中穿行时，神经元以何种模式活动。
No doubt the rats ate birds' eggs too.
毫无疑问，老鼠也吃鸟蛋。
It is also more accurate—the rats are able to find more TB infections and, therefore, save more lives.
它也更准确——老鼠能够发现更多的结核病感染，从而拯救更多的生命。
We must rid the house of the rats.
我们必须赶走屋里的老鼠。
They then presented the same samples to the rats.
之后也给了老鼠同样的样本。
They then presented the same samples to the rats.
然后他们把同样的标本给老鼠们识别。
The effects on the rats' behaviour were then measured.
然后再对老鼠的行为进行观测。
By the time of the next Fair, the rats too had disappeared.
到下一届广交会，老鼠也消失了。
We've just got to keep the rats away from the server cables.
只是我们别让老鼠靠近服务器的电缆就是了。
It was because of human behavior that the rats were thriving.
是人类的行为让老鼠繁盛兴旺。
Surprisingly, a healthy hippocampus didn't help the rats learn any better.
出人意料的是：保持海马区的健康对大鼠的学习能力没有丝毫好处。
Until now, the rats under study have met two of the three elements of addiction.
直到现在，研究中的大鼠符合成瘾三要素当中的二项。
As she is leaving, however, the owl suggests1 that she ask the rats for help.
然而当她离开时，猫头鹰建议她找老鼠们帮忙。
After a few rounds, the rats would respond fearfully to the light, even if no shock came.
在几轮实验后，即使没有电击，老鼠也对光照产生畏惧。
They first recorded the activity of those brain cells while the rats ran in their mazes.
当老鼠在迷宫里奔跑时，他们第一次记录下了它们脑细胞内的活动。
Not surprisingly, the rats that gorged themselves on the human food quickly became obese.
毫不意外地，那些大量进食人类食物的老鼠迅速长得过度肥胖。
Grain is often heaped on the ground and covered with a sheet: no wonder the rats get at it.
收获的粮食通常就堆在地上，用布盖起来：难怪老鼠会吃粮食。
Several residents reported that the rats had tried to attack them as they walked past the cars.
已经有数名当地居民向警方表示，他们从那些车辆旁边经过时，车内的老鼠曾经试图袭击他们。
Several residents reported that the rats had tried to attack them as they walked past the cars.
已经有数名当地居民向警方表示，他们从那些车辆旁边经过时，车内的老鼠曾经试图袭击他们。
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