Signatory y签约方;签字人
signatory form副署事项表格
Signatory states签约国
signatory authorities签证机关
objecting signatory反对签字国
nonnuclear signatory无核签字国
signatory organization签字组织
signatory representative签约代表
signatory power签字国
N-COUNT（可数名词） The signatories of an official document are the people, organizations, or countries that have signed it. 签约人; 签约组织; 签约国 [正式]
Both countries are signatories to the Nuclear Non-Proliferation Treaty.
两个国家都是《防止核扩散条约》的签约国。