indenture

a concave cut into a surface or edge (as in a coastline)

同義詞： indentation

formal agreement between the issuer of bonds and the bondholders as to terms of the debt

a contract binding one party into the service of another for a specified term

the space left between the margin and the start of an indented line

同義詞： indentation indention indent

v. bind by or as if by indentures, as of an apprentice or servant

"an indentured servant" ^[1] 

柯林斯英漢雙解大詞典

indenture /ɪnˈdɛntʃə/

N any deed, contract, or sealed agreement between two or more parties 契約

V to enter into an agreement by indenture 以契約約束 ^[1]