P 开头单词
perpetuity n.永恒；永久；【經】永久年金；【法】永久所有權
perpetuities n.終身年金名詞perpetuity的複數形式.
perpetuation of evidence [法學]証據保全
perpetuation of civil evidence [法學]民事証據保全
perpetuation n.永存；不朽
perpetuating vt.使永存；使不朽
perpetuates vt.使永存；使不朽
perpetuated vt.使永存；使不朽
perpetuate the dharma [宗教學]令法久住
perpetuate v. 使持續，使長存，使永久化（尤指不好的事物）
perpetuance n.永存(維持；永垂不朽)
perpetualness n.永久終身.
perpetually adv.持久地；永恒地
perpetuality n.永久
perpetual stock system [經濟學]永續磐存制
perpetual spouter [能源科學技術]不歇噴泉
perpetual perpetual inventory [經濟學]永續磐存