柯林斯詞典primogeniture /?pra?m???d??n?t??/ 1. N the state of being a first-born 長子身份 返回 primogeniture劍橋詞典the custom by which all of a family's property goes to the oldest son when the father dies 長嗣繼承權(quán)（或制） 返回 primogeniture