retractable

简明释义

英[rɪˈtræktəbl]美[rɪˈtræktəbl]

adj. 可缩进的；可收起的；伸缩自如的

英英释义

单词用法

同义词

反义词

例句

1.Also under consideration is a project to cover the entire Bernabeu with a transparent retractable roof.

一个透明的可伸缩式的，足以覆盖整个伯纳乌的顶罩也正在考虑之中。

2.From the Juggernaut's back extends a tall retractable sensor mast, in which sits a lone spotter and sensor operator.

“主宰者”的后部竖立着一根可收放的传感天线杆，里面坐着一名校测员。

3.Automatic retraction of retractable sootblowers upon motor overload.

一旦电机超载，伸缩式吹灰器能自动伸缩缩回。

4.You can run your social streams as a retractable bar above your desktop screen.

你可以通过桌面上的可伸缩条来显示来自社交网站的信息流。

5.Cheetahs, the champion sprinters of the animal kingdom, have non-retractable claws that give a similar advantage.

猎豹是动物中的短跑之王，它的脚爪是不能伸缩的，这给猎豹提供了类似的优势（译注：即和地面的接触面积更大）。

6.The retractable design allows for boats to cruise through the canal unobstructed, and the bridge rolls up every Friday at noon.

收缩设计使船只畅通无阻的通过运河。卷桥每周五的中午会卷起来。

7.There's also, of course, a rooftop pool, tennis court, private helipad and floor-to-ceiling retractable glass walls.

此外，这所豪宅公寓还配有一个屋顶游泳池、网球场、私人直升机停机坪及可伸缩的落地玻璃幕。

8.One clever innovation that I recently got with my Ethernet cable was a retractable spindle.

最近我对网线使用了一个聪明的革新，那就是可伸缩导线。

9.Deinonychosaurs, such as the velociraptor, walked on two legs, ate meat and had vicious retractable claws.

“恐爪龙类”比如“伶盗龙”，用两条腿走路，食肉，有邪恶的可伸缩的爪。

10.The retractable 可伸缩的 roof of the stadium can be opened for outdoor events.

体育场的可伸缩的屋顶可以在户外活动时打开。

11.The retractable 可伸缩的 dog leash allows you to control the length according to your needs.

这条可伸缩的狗绳让你可以根据需要控制长度。

12.This device has a retractable 可伸缩的 cord that makes it convenient to use.

这个设备具有可伸缩的电缆，使用起来非常方便。

13.Many modern umbrellas are designed with retractable 可伸缩的 mechanisms for easy storage.

许多现代雨伞设计有可伸缩的机制，以便于存放。

14.The new pen features a retractable 可伸缩的 tip that prevents ink from drying out.

这款新笔具有一个可伸缩的笔尖，防止墨水干涸。

作文

The concept of a retractable mechanism is fascinating and can be observed in various aspects of our daily lives. A retractable item is one that can be drawn back or withdrawn into a housing or casing when not in use. This feature not only enhances functionality but also provides convenience and safety. One of the most common examples of a retractable mechanism is found in pens. A retractable pen allows users to extend the writing tip when needed and retract it when finished, preventing ink from drying out and protecting the tip from damage. This simple yet effective design has made retractable pens a staple in offices and schools worldwide.In addition to writing instruments, the technology behind retractable mechanisms can be seen in various tools and devices. For instance, many types of garden hoses are designed to be retractable. These hoses can be extended for watering plants or cleaning purposes and then easily retracted into a compact space for storage. This not only saves physical space but also keeps the garden area tidy and free from tripping hazards. The retractable design of these hoses exemplifies how innovation can lead to improved user experiences in everyday tasks.Another interesting application of retractable mechanisms is in the automotive industry. Many modern vehicles are equipped with retractable headlights that automatically pop up when the car is in use and retract when it is turned off. This design feature not only enhances the vehicle's aerodynamics but also protects the headlights from damage when not in use. Such innovations reflect the importance of retractable designs in improving both aesthetics and functionality in automotive engineering.Moreover, the entertainment industry has also embraced retractable technologies. For example, some high-end televisions come with retractable screens that can be hidden away when not in use, providing a clean and elegant look to living spaces. This feature allows homeowners to enjoy a clutter-free environment while still having the option to watch their favorite shows or movies at any time. The retractable screen exemplifies how design can enhance the overall aesthetic of a home while incorporating advanced technology.In conclusion, the term retractable encompasses a wide range of applications across different fields, from writing instruments to automotive designs and home entertainment systems. The ability to withdraw or hide items when they are not in use contributes to functionality, safety, and aesthetic appeal. As technology continues to evolve, we can expect to see even more innovative retractable designs that enhance our daily lives. Understanding the significance of retractable mechanisms not only helps us appreciate the ingenuity behind these inventions but also encourages us to think creatively about how we can incorporate similar principles into our own projects and designs.

‘可伸缩’机制的概念令人着迷，可以在我们日常生活的各个方面观察到。‘可伸缩’物品是指在不使用时可以收回或撤回到外壳或外壳中的物品。这一特性不仅增强了功能性，还提供了便利和安全性。最常见的‘可伸缩’机制例子出现在钢笔中。‘可伸缩’钢笔允许用户在需要时伸出书写尖端，完成后收回，防止墨水干涸并保护尖端不受损坏。这种简单而有效的设计使得‘可伸缩’钢笔成为全球办公室和学校的必备品。除了书写工具之外，‘可伸缩’机制背后的技术还可以在各种工具和设备中看到。例如，许多类型的花园水管被设计为‘可伸缩’。这些水管可以在浇水植物或清洁时伸出，然后轻松收回到一个紧凑的空间中进行存储。这不仅节省了物理空间，还保持了花园区域整洁，避免绊倒危险。这些水管的‘可伸缩’设计示范了创新如何在日常任务中改善用户体验。另一个有趣的‘可伸缩’机制应用是在汽车工业中。许多现代车辆配备了‘可伸缩’大灯，在汽车使用时会自动弹出，而在关闭时则收回。这个设计特性不仅提高了车辆的空气动力学性能，还在不使用时保护大灯免受损坏。这种创新反映了‘可伸缩’设计在改善汽车工程的美观性和功能性方面的重要性。此外，娱乐行业也采用了‘可伸缩’技术。例如，一些高端电视配备了‘可伸缩’屏幕，可以在不使用时隐藏起来，为居住空间提供干净优雅的外观。此功能让房主享受无杂物的环境，同时仍然可以随时观看自己喜欢的节目或电影。‘可伸缩’屏幕体现了设计如何提升家庭整体美学，同时融入先进技术。总之，‘可伸缩’一词涵盖了不同领域的广泛应用，从书写工具到汽车设计，再到家庭娱乐系统。能够在不使用时收回或隐藏物品有助于功能性、安全性和美观性。随着技术的不断发展，我们可以期待看到更多创新的‘可伸缩’设计来提升我们的日常生活。理解‘可伸缩’机制的重要性不仅帮助我们欣赏这些发明背后的独创性，还鼓励我们创造性地思考如何将类似原则融入自己的项目和设计中。