词汇 | shelf life |
释义 | Idiom shelf life the length of time that something will last or remain useful.These days many marriages have a fairly short shelf life. shelf life noun the period of time during which something or someone remains popular or in demand. From the literal sense meaning the period of time during which a product may be stored and remain suitable for use US, 1996shelf lifeThe length of time that something is viable or useful. Milk has a very short shelf life, as it tends to expire quickly. I'm hoping that this product will have a very long shelf life and be useful for years to come. shelf lifeIf something has a particular shelf life, it will only last for that length of time, rather than continuing forever. A large proportion of small businesses have a very short shelf life. Our aim is to build a policy that will have a shelf life of more than 30 months. Note: The shelf life of a food, drink, or medicine is the length of time it can be kept before it is too old to sell or use. |
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