1.Indian reservation 印第安居留地

例句：With dangerously cold temperatures predicted for Saturday night, the search is widened for 2 young brothers missing from the Red Lake Indian Reservation.
随着星期六晚上严寒降温的预报，在红水湖印第安居留地搜索失踪小男孩的范围被扩大了。

2.Native Americans 美洲原住民

例句：Historians estimate that over 80% of all Native Americans died from diseases soon after first contact.
历史学家估计超过80%的美洲原住民死于第一次接触所带来的疾病。
3.civil rights 公民权利
例句：The civil rights bill carried by a large majority.
公民权利法案获得大多数同意而通过。

4.planning to 打算；计划

例句：Father vetoed our plan to buy a new car.
父亲不同意我们购买新汽车的计划。