Question of the Day #751

Worldwide Natural Sausage Casings Industry to 2026 - Advanced Packaging Increasing the Shelf Life of the Product Presents Opportunities

From the headline of this article at Yahoo! Finance.

上記の文で、shelf lifeの意味は？
In the sentence above, what does "shelf life" mean?

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解答

意味：
英辞郎によると、

1. 《a ～》〔食品・薬品などの品質が保たれる〕保存可能期間
2. 《a ～》〔人・事物などの〕人気［価値・有効性］が続く期間

Answer

According to Merriam-Webster:

1. the period of time during which a material may be stored and remain suitable for use
2. the period of time during which something lasts or remains popular

Examples

• Fresh fruit has a very short shelf life.
• The shelf life of the product is 1-2 weeks.
• The latter has a short shelf life and dries out quickly requiring women to bake separately for each meal.
• Related to improvements in battery efficiency is the rise of more sustainable devices—devices with a longer shelf life in terms of hardware and operating system updates and more recyclable components.— Expert Panel®, Forbes, 27 Oct. 2021
• How a vaccine that had gone through years of development and testing ended up with such a short shelf life is a cautionary tale with an unlikely villain: people who themselves were suffering from Lyme disease.— Sue Halpern, The New Yorker, 19 Aug. 2021

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