【法】 validity of contract

契約的英語翻譯：

bargaining; bond; contract; covenant; deed; indent; indenture; obligation
pact; stipulation
【經(jīng)】 agreement; agreements; bargain; compact; contract; deed; indenture
instrument; title deed

效力的英語翻譯：

render a service to; efficacy; force; potence; potency; vigour; virtue
【醫(yī)】 efficiency; potency
【經(jīng)】 effect