n.女继承人
He adopts his niece as his heiress. 他指定他的侄女为继承人。
The young heiress was a good match. 那个继承了大笔财产的年轻女子是理想的伴侣。
From the start, doubts surrounded her claim to be the missing heiress. 她自称是失踪的女继承人这件事从一开始就存在很多疑点。
He took an heiress to wife and was regarded with suspicion by her family. 他娶了个女继承人为妻子，女方家庭对他的结婚动机抱有怀疑。
