XL: However, if you put the mouse in a completely different new box, like the next one, it will not be afraid of this box because there's no reason that it will be afraid of this new environment.
刘旭：然而当你将实验鼠置于一个截然不同的新盒中， 就像这里的第二个盒子， 它就不会害怕。 因为它没有理由对这个新环境产生恐惧。