日期:
来源:雅诚德英语网
The other group lived in an "impoverished" environment in individual cages in a dimly lit room with little stimulation.
另一组生活在“贫困”的环境中,在光线昏暗、几乎没有刺激的房间里的单独的笼子里。
The other group lived in an "impoverished" environment in individual cages in a dimly lit room with little stimulation.
另一组生活在“贫困”的环境中,在光线昏暗、几乎没有刺激的房间里的单独的笼子里。