shelf life

简明释义

储藏寿命

英英释义

例句

1.Some medications have a short shelf life, so it's important to use them before they expire.

某些药物的保质期很短，因此在过期之前使用它们非常重要。

2.The shelf life of some cosmetics can be extended if stored properly away from sunlight.

如果妥善存放在阳光照射不到的地方，一些化妆品的保质期可以延长。

3.The shelf life of this canned food is two years, which means it can be stored for that long without spoiling.

这罐头食品的保质期是两年，这意味着它可以在不变质的情况下存放那么久。

4.Frozen vegetables usually have a longer shelf life compared to fresh ones.

冷冻蔬菜的保质期通常比新鲜蔬菜长。

5.Check the shelf life on the package before buying dairy products to ensure freshness.

在购买乳制品之前，请检查包装上的保质期以确保新鲜。

作文

The concept of shelf life refers to the length of time that products, particularly food and pharmaceuticals, remain usable, safe, and effective when stored under appropriate conditions. Understanding shelf life is crucial for both consumers and manufacturers. For consumers, knowing the shelf life of a product can help prevent health risks associated with consuming expired goods. For example, perishable items like dairy products, meats, and fresh produce have relatively short shelf lives and should be consumed quickly to avoid spoilage. On the other hand, canned goods and dry foods often have longer shelf lives, making them more suitable for long-term storage.Manufacturers play a vital role in determining and communicating the shelf life of their products. They conduct extensive testing to ensure that products remain safe and effective throughout their intended lifespan. Factors such as temperature, humidity, and exposure to light can significantly impact a product's shelf life. For instance, storing food in a cool, dark place can extend its shelf life, while leaving it in a warm, bright environment can shorten it.In addition to food products, the shelf life of medications is also a critical concern. Expired medications may not only lose potency but can also pose serious health risks. Therefore, it is essential for consumers to pay attention to expiration dates and understand that the shelf life of medications can vary depending on the type of drug and its storage conditions. Some medications may remain effective for months or even years after their expiration date, while others may become harmful.The importance of shelf life extends beyond individual health; it also has significant implications for waste management and environmental sustainability. Many consumers discard food products simply because they have reached their shelf life, leading to a substantial amount of food waste. By understanding how to properly store food and recognizing that some products may still be safe to consume after their shelf life has passed, consumers can contribute to reducing waste.In conclusion, the concept of shelf life is an essential aspect of product safety and quality. It influences consumer behavior, impacts public health, and plays a role in environmental sustainability. By educating ourselves about the shelf life of various products and how to maximize their usability, we can make informed choices that benefit our health and the planet. Whether it's checking the shelf life of a carton of milk or understanding the longevity of a prescription medication, being aware of this concept is vital for responsible consumption and waste reduction.

“保质期”这个概念指的是产品，特别是食品和药品，在适当条件下储存时保持可用、安全和有效的时间长度。理解“保质期”对消费者和制造商都至关重要。对于消费者来说，了解产品的“保质期”可以帮助防止因食用过期商品而带来的健康风险。例如，易腐烂的物品如乳制品、肉类和新鲜农产品具有相对较短的“保质期”，应尽快食用以避免变质。另一方面，罐头食品和干粮通常具有更长的“保质期”，使其更适合长期储存。制造商在确定和传达其产品的“保质期”方面发挥着至关重要的作用。他们进行广泛的测试，以确保产品在预定的使用期限内保持安全和有效。温度、湿度和光照等因素会显著影响产品的“保质期”。例如，将食品存放在阴凉、黑暗的地方可以延长其“保质期”，而将其放在温暖、明亮的环境中则可能缩短其使用期限。除了食品，药物的“保质期”也是一个关键问题。过期药物不仅可能失去效力，还可能带来严重的健康风险。因此，消费者必须注意过期日期，并理解药物的“保质期”可能因药物类型和储存条件而异。一些药物在过期后仍可能有效数月甚至数年，而其他药物则可能变得有害。“保质期”的重要性不仅关乎个人健康；它还对废物管理和环境可持续性有重大影响。许多消费者仅仅因为食品产品达到“保质期”就将其丢弃，导致大量食品浪费。通过了解如何妥善储存食品，并认识到一些产品在“保质期”过后仍然安全可食用，消费者可以为减少浪费做出贡献。总之，“保质期”这一概念是产品安全和质量的重要方面。它影响消费者行为，影响公共健康，并在环境可持续性中发挥作用。通过教育自己关于各种产品的“保质期”及如何最大限度地利用它们，我们可以做出有利于自身健康和地球的明智选择。无论是检查牛奶盒的“保质期”，还是了解处方药的耐久性，意识到这一概念对负责任的消费和减少浪费至关重要。