perpetuity
n. 永恒；永久；【经】永久年金；【法】永久所有权
名词复数：perpetuities
近义词：eternity，endlessness，alltime，permanence，infinity，imperishability，timelessness，sempiternity，temporality，
英英释义
Noun
- the property of being perpetual (seemingly ceaseless)
例句
用作名词(n.)
- Every fragment in perpetuity is instantaneous.在这个永恒中任何片段有仅仅是那么一瞬
- These lands were granted to our family in perpetuity.这些土地依法永远归我们家族所有。
- The site of the memorial is granted in perpetuity to Canada.纪念馆址已选定在加拿大作为永久的纪念。