In another experiment, they put a rabbit in the other room and the chimpanzee would slap the lever repeatedly to make the rabbit scream in pain and jump.
在另一个实验里，他们在另一个房间放一只兔子，而黑猩猩会不停地拍杠杆，让兔子痛得上跳下窜，大声尖叫。
Their experiment finally succeeded after they had tried it repeatedly.
经过反复尝试，他们的实验终于成功了。
Obtain the experiment data. According to this, design and prove the measurement system repeatedly, and verify the calculation method.
获得实验数据，并据此对测试系统进行重复设计和改进，对解算方法进行验证，使之达到总体设计的性能指标要求。
The color and lustre, thermochromic temperature and color-recovering time of the products keep constant when the experiment is carried out repeatedly 20 times.
重复进行20次实验，颜料的色泽、变色温度和复色时间保持不变。
The color and lustre, thermochromic temperature and color-recovering time of the products keep constant when the experiment is carried out repeatedly 20 times.
重复进行20次实验，颜料的色泽、变色温度和复色时间保持不变。
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