They housed eight adult rats with two types of robotic rat—one social and one asocial—for four days.
他们将八只成年老鼠与两种类型的机器人鼠——一种社交型，一种非社交型——共同饲养了四天。
Meanwhile, the asocial robot simply moved forwards and backwards and side to side.
与此同时，缺乏社会性的机器人老鼠只是来回移动和左右摆动。
Across 18 trials each, the living rats were 52 per cent more likely on average to set the social robot free than the asocial one.
在每只活鼠的 18次试验中，它们平均更有可能 52%释放社交机器人而非非社交机器人。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。