时效性 (shí xiào xìng) — time sensitivity, timeliness (the property of being relevant or valid only within a certain time frame)
Definition
A property of information, documents, or rules that limits their usefulness to a specific time window — after which they expire or lose value.
noun
time sensitivitytimeliness (the property of being relevant or valid only within a certain time frame)
Examples
- 时效性，。Xīn wén de shí xiào xìng hěn qiáng, guò le yì zhōu jiù méi shén me jià zhí le.News has strong timeliness — after a week it has little value.
- 时效性。Zhè ge fǎ lǜ wén jiàn de shí xiào xìng shì sān nián.The time validity of this legal document is three years.
- 时效性。Shù jù fēn xī bì xū kǎo lǜ shù jù de shí xiào xìng.Data analysis must consider the timeliness of the data.
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