proto·colAWBrE/ˈprəʊtəkɒl/NAmE/ˈproʊtəkɔːl/, /ˈproʊtəkɑːl/noun[U]asystemoffixedrulesandformalbehaviourusedatofficialmeetings, usuallybetweengovernments礼仪;外交礼节◆abreachofprotocol违反外交礼节◆theprotocolofdiplomaticvisits外交访问的礼仪[C](specialist) thefirstororiginalversionofanagreement, especiallyatreaty between countries, etc.; an extra part added to an agreement or treaty条约草案;议定书;(协议或条约的)附件◆thefirstGenevaProtocol《日内瓦四公约》第一议定书◆Itissetoutinalegallybindingprotocolwhichformspartofthetreaty. 这在有法律约束力的、构成条约一部分的附件中有说明。[C](computing计算机) asetofrulesthatcontrolthewaydataissentbetweencomputers(数据传输的)协议[C](specialist) aplanforperformingascientificexperimentormedicaltreatment科学实验计划;医疗方案