birth.right

birthright的音标和读音：
DJ音标发音： [ˈbə:θˌrait]
KK音标发音： [ˈbɜθˌraɪt]

birthright的词性：
n.（名词）

1. A right, possession, or privilege that is one's due by birth.See Synonyms at right
生来就有的权利、财产或特权参见 right

2. A special privilege accorded a first-born.
长子继承的一种特权