novation

详细解释:n. 更新
【经】 债券更新

英语解释：

名词 novation:

(law) the replacement of one obligation by another by mutual agreement of both parties; usually the replacement of one of the original parties to a contract with the consent of the remaining party

详细解释：

no.va.tion

n.Law （名词）【法律】
Substitution of a new obligation for an old one.
更新：新契约对旧契约的替代

来源：
Late Latin nov3tiô nov3tiôn-
后期拉丁语 nov3tiô nov3tiôn-
from Latin [a renewing]
源自 拉丁语 [更新]
from nov3tus [past participle of] nov3re [to make new]
源自 nov3tus [] nov3re的过去分词 [使…新]
from novus [new] * see newo-
源自 novus [新的] *参见 newo-