pressure group

[CGp] (in politics, business, etc) organized group who try to influence policy, esp by intensive propaganda and campaigning; lobby 压力集团（尤指藉大力宣传及开展活动谋求对政策施加影响的政治、 工商业等组织）; （议院）院外活动集团.

president, presidential, presidium (also praesidium), press, press agent, press baron, press conference, press for, press officer, press photographer, press release, press-box, press-gallery, press-gang, press-stud, press-up (US `push-up), pressing, pressingly, pressman, pressure, pressure-cooker, pressurization, pressurisation, pressurize, pressurise, pressurized-water, prestidigitation, prestidigitator, prestige, prestigious, presto, presumable, presumably, presume, presumption, presumptive, presumptuous, presumptuously, presuppose, presupposition, pretence, pretence (US pretense),