ratchet

简明释义

英[ˈrætʃɪt]美[ˈrætʃɪt]

n. 棘轮；棘齿

vt. 安装棘轮于；松脱

复 数 r a t c h e t s

第 三 人 称 单 数 r a t c h e t s

现 在 分 词 r a t c h e t i n g

过 去 式 r a t c h e t e d

过 去 分 词 r a t c h e t e d

英英释义

单词用法

同义词

反义词

例句

1.Switching between the two games seemed to create a ratchet-like effect.

在两个游戏中切换似乎产生了类似棘轮的效应。

2.A ratchet pawl locks or releases the ratchet slider.

棘齿爪锁定或者释放所述棘齿滑块。

3.A ratchet slider is movably mounted to the horizontal guide frame.

棘齿滑块被可移动地安装于所述水平导轨框架。

4.Everybody expects to be above average, so you get this ratchet effect.

而每个人都期望超越平均水平，这样就产生了棘轮效应。

5.The men said they were Indian, but the attacks appeared to ratchet up tensions in an already volatile region.

男子说他们是印度人，但是此次袭击使到本已敏感多变的地区更加剑拔弩张。

6.It was a monetary ratchet, in which each cycle ended with much higher debt and much lower interest rates.

这是一个货币棘轮，每滚一圈就会产生更多的债务以及更少的银行利率。

7.The mechanic used a ratchet to tighten the bolts on the car.

机械师使用一个棘轮扳手来拧紧汽车上的螺栓。

8.You need a ratchet set to change the tire on your bike.

你需要一个棘轮工具组来更换你自行车的轮胎。

9.The ratchet mechanism allows the tool to turn in one direction only.

棘轮机制使得工具只能在一个方向上旋转。

10.He adjusted the seat using a ratchet lever.

他使用一个棘轮杠杆调整座椅。

11.The ratchet strap secured the cargo on the truck.

棘轮带固定了卡车上的货物。

作文

In today's rapidly changing world, the concept of a ratchet can be applied to various aspects of life, particularly in technology and social progress. A ratchet refers to a mechanism that allows movement in one direction while preventing it in the opposite direction. This principle can be seen in many areas, from simple tools to complex systems. The idea of a ratchet can also symbolize progress that builds upon itself, where each step forward creates a new baseline that cannot be undone. For instance, consider the advancements in technology over the past few decades. Each innovation acts as a ratchet, pushing society forward and making it impossible to revert to previous states. The introduction of smartphones is a perfect example. Once people became accustomed to having the internet at their fingertips, there was no going back to a time when communication was limited to landlines and basic mobile phones. The smartphone revolution has created a new standard for connectivity and information access, which continues to evolve with each new model and application release. Similarly, in the realm of social progress, the ratchet effect can be observed in the fight for civil rights. Each victory, whether it is the abolition of slavery, women's suffrage, or LGBTQ+ rights, serves as a ratchet that advances society’s understanding of equality and justice. These milestones create a new societal norm that makes it increasingly difficult to regress to previous discriminatory practices. The ratchet of social change ensures that once rights are granted, they are rarely taken away without significant pushback. However, the ratchet effect is not always positive. In some cases, it can lead to unintended consequences. For example, in economic policies, a ratchet may refer to the tendency for government spending to increase over time, even during periods of economic downturn. Once programs are established, they often become permanent fixtures in budgets, making it challenging to reduce spending later. This can lead to increased national debt and financial instability, highlighting the dual-edged nature of the ratchet concept. Moreover, the environmental challenges we face today can also be viewed through the lens of a ratchet. As industrialization progresses, the damage to our planet accumulates, creating a situation where reversing the effects of climate change becomes increasingly difficult. Each year that passes without significant action acts as a ratchet, locking in higher levels of carbon emissions and environmental degradation. The longer we wait to address these issues, the more challenging it will be to return to a sustainable state. In conclusion, the term ratchet encapsulates the idea of irreversible progress, whether in technology, social issues, or environmental concerns. Understanding this concept allows us to appreciate the importance of each step we take forward. It reminds us that while progress can lead to remarkable advancements, it also comes with responsibilities. We must be mindful of how we use this ratchet effect to ensure that our future is built on sustainable and equitable foundations. As we navigate the complexities of modern life, recognizing the implications of the ratchet will help us make informed decisions that benefit both current and future generations.

在当今快速变化的世界中，‘ratchet’这一概念可以应用于生活的各个方面，特别是在技术和社会进步方面。‘ratchet’指的是一种机制，它允许朝一个方向运动，同时防止朝相反方向的运动。这个原理可以在许多领域看到，从简单的工具到复杂的系统。‘ratchet’的想法也可以象征着建立在自身基础上的进步，每一步向前都创造了一个新的基线，这个基线无法被撤回。 例如，考虑过去几十年科技的进步。每一项创新都充当了一个‘ratchet’，推动社会向前发展，使人们无法回到之前的状态。智能手机的引入就是一个完美的例子。一旦人们习惯于将互联网掌握在指尖，就没有办法回到通信仅限于固定电话和基本手机的时代。智能手机革命创造了连接性和信息获取的新标准，这一标准随着每个新型号和应用程序的发布而不断演变。 同样，在社会进步的领域，‘ratchet’效应可以在争取民权的斗争中观察到。每一次胜利，无论是废除奴隶制、女性投票权还是LGBTQ+权利，都是一个‘ratchet’，推动社会对平等和正义的理解。这些里程碑创造了一个新的社会规范，使得退回到以前的歧视性做法变得越来越困难。社会变革的‘ratchet’确保了一旦获得的权利，通常不会在没有重大反对的情况下被剥夺。 然而，‘ratchet’效应并不总是积极的。在某些情况下，它可能导致意想不到的后果。例如，在经济政策中，‘ratchet’可能指政府支出随着时间的推移而增加的趋势，即使在经济低迷时期也是如此。一旦建立了项目，它们往往成为预算中的永久固定项目，使得后来减少支出变得具有挑战性。这可能导致国家债务增加和金融不稳定，突显了‘ratchet’概念的双刃剑性质。 此外，我们今天面临的环境挑战也可以通过‘ratchet’的视角来看待。随着工业化的推进，对我们星球的破坏不断累积，造成了一种情况：逆转气候变化的影响变得越来越困难。每一年不采取重大行动都充当了一个‘ratchet’，锁定了更高水平的碳排放和环境恶化。我们越是拖延解决这些问题，返回可持续状态的难度就越大。 总之，‘ratchet’这个术语概括了不可逆转的进步的概念，无论是在技术、社会问题还是环境问题上。理解这一概念使我们能够欣赏每一步向前迈进的重要性。它提醒我们，尽管进步可以带来显著的成就，但它也伴随着责任。我们必须谨慎使用这种‘ratchet’效应，以确保我们的未来建立在可持续和公平的基础上。在我们应对现代生活的复杂性时，认识到‘ratchet’的影响将帮助我们做出有利于当前和未来几代人的明智决策。