The animals were penned up in cages.
这些动物被关在笼子里了。
Rhinos are largely sedentary animals.
大致说来,犀牛是一种定栖动物。
These animals only come out at night.
这些动物只在夜晚出来。
The animals were penned up in cages.
这些动物被关在笼子里了。
Rhinos are largely sedentary animals.
大致说来,犀牛是一种定栖动物。
These animals only come out at night.
这些动物只在夜晚出来。