one of the official areas of a country that elects someone to represent it in a parliament or legislature

a rural/urban constituency 乡村／城市选区

the people who live and can vote in a particular area

He angered his constituency by voting against the bill. 他投票反对议案，激怒了他的选区选民。

a group of people who support, or are likely to support, a particular person, product, suggestion, etc.

There is a large constituency in favour of income-tax reductions. 支持降低收入税的人数量众多。