1·Animal rights activists say primate studies subject animals to needless suffering, like the stress of being caged.
动物权利活动家们称灵长类动物实验造成了动物无谓地被折磨，例如被关在笼子里的压力。
2·So, then, we have this toiling humanity alone, caged and domesticated, but not fed, forced by this civilization and complex society to work and worry about the matter of feeding itself.
所以，世间只有这个劳苦工作着的人类，驯服地关在笼子里，可是没有食物的供养，被这个文化及复杂的社会强迫着去工作，去为自己的供养问题而烦虑着。
3·Sometimes it makes me sad, though Andy had left, I have to remind myself that some birds cannot be caged, their feathers are just too beautiful.
有时那令我伤心，虽然安迪已经离开了，我不得不提醒自己有些鸟是不能关在笼子里的，它们的羽毛太漂亮了。