dry ice

简明释义

干冰

英英释义

例句

1.The magician used dry ice to create an illusion of disappearing smoke.

魔术师使用了干冰来制造消失烟雾的幻觉。

2.The science teacher demonstrated how dry ice creates fog when it sublimates.

科学老师演示了当干冰升华时如何产生雾气。

3.We used dry ice to keep the food frozen during our road trip.

我们在公路旅行中使用了干冰来保持食物冷冻。

4.For the party, we placed dry ice in the punch bowl for a spooky effect.

为了派对，我们在果汁碗里放了干冰以营造恐怖效果。

5.When shipping perishables, it's important to use dry ice to maintain the right temperature.

在运输易腐烂的食品时，使用干冰保持适当温度是很重要的。

作文

Dry ice, or solid carbon dioxide, is a fascinating substance that has numerous applications in various fields. Unlike regular ice, which melts into water, dry ice 干冰 sublimates directly into gas at temperatures above -78.5 degrees Celsius. This unique property makes it an essential material for many industries, including food preservation, scientific research, and even theatrical productions.One of the most common uses of dry ice 干冰 is in the food industry. It is often used to keep perishable items frozen during transport. For instance, when shipping ice cream or frozen foods, companies rely on dry ice 干冰 to maintain the necessary low temperatures. This is particularly important for ensuring that the products arrive at their destination in optimal condition. Additionally, restaurants and catering services sometimes use dry ice 干冰 to create stunning visual effects during presentations, such as foggy displays that enhance the dining experience.In scientific research, dry ice 干冰 plays a crucial role in experiments that require extremely low temperatures. Many laboratories use dry ice 干冰 to preserve biological samples, such as blood or tissue, as well as to transport sensitive materials that could be compromised by higher temperatures. The reliable cooling properties of dry ice 干冰 make it a staple in many scientific protocols, allowing researchers to conduct their work without fear of sample degradation.The theatrical world also benefits from the unique characteristics of dry ice 干冰. In stage productions, dry ice 干冰 is often used to create dramatic fog effects, adding atmosphere and depth to performances. The fog produced by dry ice 干冰 is heavier than air, allowing it to settle near the ground, creating an eerie and captivating visual. This effect is especially popular in Halloween events, haunted houses, and other performances where a spooky ambiance is desired.However, while dry ice 干冰 has many advantages, it must be handled with care. Due to its extremely low temperature, direct contact with skin can result in frostbite, making gloves essential when working with this material. Additionally, because dry ice 干冰 sublimates into carbon dioxide gas, proper ventilation is necessary to avoid the risk of asphyxiation in enclosed spaces. Therefore, understanding the safety precautions associated with dry ice 干冰 is crucial for anyone who plans to use it.In conclusion, dry ice 干冰 is a remarkable substance with a wide range of applications across various sectors. From preserving food to enhancing scientific research and creating theatrical effects, its unique properties make it an invaluable resource. However, it is essential to handle dry ice 干冰 responsibly to ensure safety and maximize its benefits. As we continue to explore new uses for this intriguing material, dry ice 干冰 will undoubtedly remain a vital part of our technological and creative landscapes.