1.A lot of er nais come to depend completely on their husband, but have nothing to fall back upon if he changes his mind.
很多二奶变得完全依赖于这个“丈夫”，一旦有的改变了想法，不想再做二奶，那她就会无所依靠。
2.For a start, er nais are exclusive, whereas prostitutes can have sex with whoever they like.
一开始，二奶是由一个男人独享的，而妓女可以和任何她喜欢的男人发生性关系。
3.The truth is, there are all sorts of different er nais.
但事实上，有各种各样不同的二奶。
4.Life's not all good for er nais.
命运对二奶并不总是那么好。
5.The National Association of Independent Schools NAIS
美国全国独立学校协会