a large formal meeting of representatives from countries or societies at which ideas are discussed and information is exchanged

an international/medical congress 国际／医学代表大会

the congress of the Australian Council of Trade Unions 澳大利亚工会委员会代表大会

Compare: awayday conclaveconference (MEETING)consultationconvention (MEETING)convocation forum (MEETING)meetingseminarsummit (MEETING)symposium

the elected group of politicians in the US who are responsible for making the law, consisting of the Senate and the House of Representatives

Both houses of Congress have rejected the recent presidential proposal on gun control. 国会两院否决了总统最近关于枪支的提案。