谁知道美国绿卡后面有一句话

US department of justice immigration and naturalizaiton service美国移民局Permanent Resident Card绿卡The person identified by this card is authorized to work and reside in the US这张卡拥有人可以在美国居住和工作Void if altered， may be revoked by ins改变无效，可被移民官收回我相信你要问的是第三句吧，那是说“这张卡拥有人可以在美国居住和工作”