名词
中文翻译：最佳时期
同义词：
['primary', 'optimum']
例句：
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1.The prime minister is expected to make adecision soon.
首相预计很快会做出决定。
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2.The company's performance has been atits prime for the past five years.
该公司过去五年的表现一直很出色。
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3. The primeminister is expected to announce the new policytomorrow.
预计首相明天将宣布新政策。