Litvin and colleagues conducted a series of experiments in which young mice were put into cages with larger, older mice.

Litvin和同事们进行了一系列的研究实验，该实验将年幼的老鼠们与较大较年长的老鼠们放在一个笼子里。

youdao

Litvin and colleagues conducted a series of experiments in which young mice were put into cages with larger, older mice.

Litvin和同事们进行了一系列的研究实验，该实验将年幼的老鼠们与较大较年长的老鼠们放在一个笼子里。

youdao