(Brit.)(of a buyer) sign a legal contract with the vendor of a property or piece of land, making the purchase legally binding and enforceable
(英)（買方）與財產(chǎn)或土地的賣方簽訂合同以使交易具有法律效力
as a thing exchanged
作為交換
it would cancel its disciplinary hearing in exchange for Harding's dropping her lawsuit.
作為哈定撤訴的交換條件，它將取消其懲戒性的聽證會。