名词
中文翻译：长时期
同义词：
['duration', 'longevity', 'protracted period']
例句：
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1.The company has been in operation for over 50 years, experiencing a longinquity of success.
这家公司已经运营了50多年，经历了一个长久的成功时期。
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2. The scientist has made significant contributions to the field of medicine for over 30 years, showing a longinquity of dedication.
这位科学家在医学领域做出了重大贡献，已经工作了30多年，展现了持久的奉献精神。
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3. The project has been underway for more than a decade, demonstrating a longinquity of progress.
这个项目已经进行了十多年，展示了持续的进步。