| English | Chinese |
| common agreement A system of law established by following earlier judicial decisions and customs, rather than statutory or legislatively enacted law | 普通协定 (由早期的司法判决和惯例而确立的法律体系，不同于法定的或立法机关颁布的法律。) |
| common agricultural policy The set of regulations and practices adopted by member countries of the European Community that consolidates efforts in promoting or ensuring reasonable pricing, fair standards of living, stable markets, increased farm productivity and methods for dealing with food supply or surplus | 共同农业政策 (欧盟会员国所采用的法规与策略，用以促进与保障合理价格、适当生活标准、稳定市场、增加农场生产力及处理食物供给或剩余的方法。) |
| common application environment | 公用环境 |
| common commercial policy The set of uniform trade principles or practices established by an European Community customs union, which implements common tariff rates, tariff and trade agreements with non-member countries, import and export policies, and export promotion | 共同商业政策 (由欧盟的关税联盟所建立的一系列共同贸易原则或惯例，应用于制定共同关税税率、与非会员国家间的关税与贸易合约、进出口政策与出口的推广。) |
| common tariff policy A course of action adopted and pursued by member countries, in which it is agreed to impose a system of duties or tax charges on imports from non-member countries | 共同关税政策 (会员国采用或进行的行动方针，同意对非会员国的进口商品征收关税或税款的收费制度。) |
