名詞 impost:

1. money collected under a tariff
   同義詞：customs, customs duty, custom
2. the lowest stone in an arch -- from which it springs
   同義詞：springer

1. Subject to an impost or levy.
   應納稅的應納稅或應交特別稅的
2. A payment exacted for a special purpose; an impost or a levy.
   稅為某一特定目的征收的費用; 稅或征稅
3. Either of the sides of an arch, curving down from the apex to an impost.
   梁腋，拱腋拱門上任意一個從拱頂到拱墩間的部分
4. My company impost general merchandise.
   我公司經營雜貨進口業(yè)務。

impost

n.（名詞）
Something, such as a tax or duty, that is imposed.
稅，關稅：強加的東西，如稅或關稅
Sports The weight a horse must carry in a handicap race.
【體育運動】 賽馬時馬匹必須負載的負重物

來源：
Obsolete French
已廢法語
from Old French
源自 古法語
from Medieval Latin impostum
源自 中世紀拉丁語 impostum
from Latin [neuter of] impostus
源自 拉丁語 [] impostus的中性
variant of impositus [past participle of] impônere [to place upon] * see impose
impositus的變體 [] impônere的過去分詞 [放上] *參見 impose

impost
impost 2

n.Architecture （名詞）【建筑學】
The uppermost part of a column or pillar supporting an arch.
拱墩：支撐拱架的圓柱或者柱子的頂端部分

來源：
French imposte
法語 imposte
from Italian imposta
源自 意大利語 imposta
from Latin [feminine past participle of] impônere [to place upon] * see impose
源自 拉丁語 [] impônere的陰性過去分詞 [放上] *參見 impose