rubber stopper

简明释义

橡皮塞

英英释义

例句

1.The bottle was sealed tightly with a rubber stopper, preventing any air from entering.

瓶子用一个橡胶塞紧紧封住，防止空气进入。

2.The laboratory technician replaced the old rubber stopper with a new one to ensure a proper seal.

实验室技术人员用新的橡胶塞替换了旧的，以确保良好的密封。

3.I lost the rubber stopper from my test tube and need to find a replacement.

我丢失了试管的橡胶塞，需要找一个替代品。

4.When conducting experiments, make sure to use a rubber stopper to avoid spills.

进行实验时，确保使用橡胶塞以避免溢出。

5.The wine bottle was corked with a rubber stopper to keep it fresh.

酒瓶用一个橡胶塞封住，以保持新鲜。

作文

In the world of science and everyday life, we often encounter various tools and materials that play significant roles in our daily activities. One such item that is frequently overlooked but is crucial in many applications is the rubber stopper. A rubber stopper is a small, cylindrical piece made of rubber, designed to seal containers, particularly in laboratories, kitchens, and even in the medical field. Its primary function is to prevent the escape of gases or liquids, thus ensuring the integrity of the contents within the container.The use of a rubber stopper can be traced back to the early days of chemistry when scientists needed a reliable way to close test tubes and flasks. By providing an airtight seal, the rubber stopper allows for chemical reactions to occur without interference from external elements like air or moisture. This is particularly important in experiments where precision is key, as even the slightest contamination can lead to inaccurate results.In addition to its use in laboratories, the rubber stopper has found its way into kitchens and households. For instance, wine bottles often come with a cork or a rubber stopper to preserve the quality of the wine after it has been opened. The rubber stopper helps to maintain the wine's flavor and aroma by preventing oxidation, which can spoil the drink. Similarly, many food storage containers feature a rubber stopper to keep food fresh by creating a vacuum seal that keeps out air and moisture.Furthermore, in the medical field, the rubber stopper plays an essential role in ensuring the safety and efficacy of medications. Vials containing liquid medications often have rubber stoppers that allow healthcare professionals to draw out the medication using a syringe without exposing it to the environment. This is crucial for maintaining sterility and preventing contamination, which could otherwise compromise patient safety.The versatility of the rubber stopper extends beyond just sealing containers. It is also used in various applications such as laboratory experiments, automotive industries, and even in manufacturing processes. For example, during titrations in chemistry, a rubber stopper is often used to cover the opening of a flask to prevent spillage while allowing for the introduction of reagents through a dropper.Moreover, the design of a rubber stopper can vary significantly depending on its intended use. Some rubber stoppers are designed to fit snugly into the neck of a bottle, while others might have a more complex shape to accommodate specific laboratory equipment. The material properties of rubber, such as flexibility and durability, make it an ideal choice for creating a reliable seal that can withstand pressure and temperature changes.In conclusion, the rubber stopper is a small yet vital component in various fields, including science, culinary arts, and medicine. Its ability to create airtight seals not only preserves the quality of products but also ensures safety in experimental and medical settings. Understanding the importance of a rubber stopper enhances our appreciation for the simple tools that facilitate our daily lives and the intricate processes that drive scientific discovery. As we continue to innovate and explore, the humble rubber stopper will undoubtedly remain an indispensable part of our toolkit.

在科学和日常生活的世界中，我们经常遇到各种工具和材料，它们在我们的日常活动中扮演着重要角色。一个经常被忽视但在许多应用中至关重要的物品就是橡胶塞。橡胶塞是由橡胶制成的小圆柱形物体，旨在密封容器，特别是在实验室、厨房甚至医疗领域。它的主要功能是防止气体或液体的逸出，从而确保容器内内容物的完整性。橡胶塞的使用可以追溯到化学早期，当时科学家们需要一种可靠的方法来关闭试管和烧瓶。通过提供气密密封，橡胶塞允许化学反应在不受外部元素（如空气或湿气）干扰的情况下进行。这在精确度至关重要的实验中尤其重要，因为即使是微小的污染也可能导致不准确的结果。除了在实验室中的使用，橡胶塞还进入了厨房和家庭。例如，葡萄酒瓶通常配有软木塞或橡胶塞，以保持打开后葡萄酒的质量。橡胶塞通过防止氧化来帮助保持葡萄酒的风味和香气，这可能会破坏饮品。同样，许多食品储存容器都配有橡胶塞，通过创建真空密封来保持食物的新鲜，防止空气和湿气进入。此外，在医疗领域，橡胶塞在确保药物的安全性和有效性方面发挥着重要作用。含有液体药物的小瓶通常有橡胶塞，允许医疗专业人员使用注射器抽取药物，而不暴露于环境中。这对于保持无菌状态和防止污染至关重要，否则可能危及患者安全。橡胶塞的多功能性不仅限于密封容器。它还用于各种应用，例如实验室实验、汽车工业，甚至制造过程。例如，在化学滴定过程中，通常使用橡胶塞来覆盖烧瓶的开口，以防止在引入试剂时溢出。此外，橡胶塞的设计可能会根据其预期用途而有显著不同。有些橡胶塞被设计为紧密贴合瓶口，而其他的可能具有更复杂的形状，以适应特定的实验室设备。橡胶的材料特性，如柔韧性和耐用性，使其成为创造可靠密封的理想选择，可以承受压力和温度变化。总之，橡胶塞是科学、烹饪艺术和医学等各个领域中一个小而重要的组成部分。它能够创建气密密封，不仅保持产品的质量，还确保实验和医疗环境的安全。理解橡胶塞的重要性增强了我们对促进日常生活和推动科学发现的复杂过程的简单工具的欣赏。随着我们继续创新和探索，谦逊的橡胶塞无疑将继续作为我们工具箱中不可或缺的一部分。