協(xié)約國的用法和樣例：
例句
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協(xié)約國在第一次世界大戰期間與歐洲同盟國對抗的結盟國家，有俄國、法國、英國，后來(lái)又有包括美國的其它很多國家，
The nations allied against the Central Powers of Europe during World War I. They were Russia, France, Great Britain, and later many others, including the United States.
