名詞 longevity:

1. duration of service
   同義詞：length of service
2. the property of being long-lived
   同義詞：seniority

1. A medieval chemical philosophy having as its asserted aims the transmutation of base metals into gold, the discovery of the panacea, and the preparation of the elixir of longevity.
   煉金術(shù)，煉丹術(shù)中世紀的一種化學(xué)哲學(xué)。其聲稱的目標(biāo)是將一些基本金屬轉(zhuǎn)變?yōu)榻鹱?，發(fā)現(xiàn)萬靈藥及制備長生不老藥
2. Proper rest and enough sleep contribute to longevity.
   適當(dāng)?shù)男菹⒑妥銐虻乃哂幸嬗陂L壽。
3. His longevity vexed his heirs.
   他的長壽令他的繼承人們不快

lon.gev.i.ty

n.（名詞）
【復(fù)數(shù)】 lon.gev.i.ties

Long life; great duration of life:
長壽：長壽；很長的生命期間：
例句：
His longevity vexed his heirs.
他的長壽令他的繼承人們不快

Length or duration of life:
壽命：生命的長度或持續(xù)時間：
例句：
comparing the longevities of the two peoples.
比較兩個民族的壽命

Long duration or continuance, as in an occupation:
長期供職：很長的持續(xù)期間或時間，如在一項職業(yè)中：
例句：
had unusual longevity in the company; her longevity as a star.
在公司里呆的時間超乎尋常地長；她長期以來一直是明星

來源：
Late Latin longaevit3s
后期拉丁語 longaevit3s
from Latin longaevus [ancient]
源自 拉丁語 longaevus [古代的]
longus [long] * see del-
longus [長的] *參見 del-
aevum [age] * see aiw-
aevum [年齡] *參見 aiw-

【引伸】
longe.vous