名詞 libation:

1. (facetious) a serving of an alcoholic beverage
2. a serving (of wine) poured out in honor of a deity
3. the act of pouring a liquid offering (especially wine) as a religious ceremony

1. He was consuming his final libation.
   他正在喝著他的最后一杯酒。

li.ba.tion

n.（名詞）

The pouring of a liquid offering as a religious ritual.
奠酒：傾倒一種液體貢奉物作為一種宗教儀式
The liquid so poured.
奠祭用的酒
Informal
【非正式用語】
A beverage, especially an intoxicating beverage.
酒：一種飲料，尤指醉人的飲料
The act of drinking an intoxicating beverage.
飲酒：喝某種酒的行為

來源：
Middle English libacioun
中古英語 libacioun
from Latin lob3tiô lob3tiôn-
源自 拉丁語 lob3tiô lob3tiôn-
from lob3tus [past participle of] lob3re [to pour out as an offering]
源自 lob3tus [] lob3re的過去分詞 [作為貢品傾倒]

【引伸】
liba.tionar.y