牠们分工非常细腻，有沙鼠负责觅食，也有沙鼠负责保卫地堡。

They are well-organized as some gerbils hunt for food while others guard the bunker.

youdao

牠们分工非常细腻，有沙鼠负责觅食，也有沙鼠负责保卫地堡。

They are well-organized as some gerbils hunt for food while others guard the bunker.

youdao