A republic is a country where power is held by the people or the representatives that they elect. Republics have presidents who are elected, rather than kings or queens.
双语例句
例： In 1918, Austria became a republic.
1918年奥地利成为共和国。
例： the Baltic republics.
波罗的海周边各共和国。
例： the Republic of Ireland.
爱尔兰共和国。