lighter than air

简明释义

比空气轻

英英释义

Having a density less than that of the surrounding atmosphere, allowing it to float or rise.

具有低于周围空气密度的特性,使其能够漂浮或上升。

例句

1.Some gases are lighter than air, making them useful for lifting.

某些气体比空气轻,使它们在提升方面非常有用。

2.The design of the aircraft allows it to be lighter than air during flight.

这种飞机的设计使其在飞行时可以比空气轻

3.The balloon floated effortlessly because it was lighter than air.

这个气球轻松漂浮,因为它是比空气轻的。

4.When heated, air expands and becomes lighter than air, allowing hot air balloons to rise.

当空气加热时,它膨胀并变得比空气轻,这使得热气球能够上升。

5.Helium is lighter than air, which is why it makes balloons rise.

氦气比空气轻,这就是它让气球上升的原因。

作文

The concept of being lighter than air often evokes images of balloons floating effortlessly in the sky. This phrase not only describes the physical properties of certain objects but also symbolizes a feeling of freedom and buoyancy. When we think about things that are lighter than air, we might picture hot air balloons, which rise gracefully due to the heated air inside them being less dense than the cooler air outside. This principle of buoyancy is fascinating and has captivated humanity for centuries, leading to advancements in aviation and exploration.In a metaphorical sense, being lighter than air can represent a state of mind or an emotional condition. People often describe moments of joy, love, or relief as feeling lighter than air. For instance, after achieving a long-desired goal, one might feel as if they are floating on cloud nine, embodying a sense of lightness and elation. This emotional buoyancy can be infectious, spreading positivity to those around us.Moreover, the phrase can also illustrate the contrast between burdens and liberation. In life, we often carry emotional weights—stress, anxiety, and regret—that can make us feel heavy and grounded. However, when we let go of these burdens, whether through forgiveness, acceptance, or simply moving on, we can experience a profound transformation. It is in these moments that we might truly feel lighter than air, liberated from the shackles of our past.The idea of being lighter than air also applies to creativity and imagination. Artists, writers, and musicians often describe their creative processes as flights of fancy, where ideas come to them effortlessly, as if they are soaring above the mundane realities of life. This feeling of inspiration can be exhilarating, allowing creators to produce works that resonate deeply with others. When in this state, they might say they feel lighter than air, as if their thoughts and expressions are unencumbered by doubt or fear.In conclusion, the phrase lighter than air encompasses both literal and figurative meanings. It reminds us of the beauty of buoyancy, whether it is in the physical world with floating objects or in our emotional experiences. Embracing moments when we feel lighter than air can enhance our quality of life, encouraging us to seek joy, let go of burdens, and nurture our creativity. Ultimately, the pursuit of feeling lighter than air can lead us to a more fulfilling and liberated existence, inspiring us to rise above our challenges and soar towards our dreams.

“比空气轻”的概念常常引发人们对气球轻松漂浮在空中的想象。这个短语不仅描述了某些物体的物理特性,还象征着一种自由和轻盈的感觉。当我们想到那些“比空气轻”的东西时,可能会想起热气球,它们因内部的热空气比外部的冷空气密度小而优雅地升起。这种浮力原理令人着迷,几个世纪以来一直吸引着人类,推动了航空和探索的进步。从隐喻的角度来看,“比空气轻”可以代表一种心态或情感状态。人们常常将快乐、爱或解脱的时刻形容为感觉“比空气轻”。例如,在实现一个长期渴望的目标后,人们可能会感到自己像是在云端一样,体现出一种轻盈和愉悦。这种情感的轻盈感是具有感染力的,会将积极的情绪传播给周围的人。此外,这个短语也可以说明负担与解放之间的对比。在生活中,我们常常背负情感上的重担——压力、焦虑和遗憾,这些都会让我们感到沉重和被束缚。然而,当我们放下这些负担,无论是通过宽恕、接受还是简单地继续前行,我们都能经历深刻的转变。在这些时刻,我们可能真的会感到“比空气轻”,从过去的枷锁中解放出来。“比空气轻”的概念还适用于创造力和想象力。艺术家、作家和音乐家常常形容他们的创作过程为幻想的飞翔,灵感如同轻盈的气流,自然流淌而来。这种灵感的感觉令人振奋,使创作者能够创作出深深打动他人的作品。当处于这种状态时,他们可能会说自己感到“比空气轻”,仿佛他们的思想和表达不再受到怀疑或恐惧的束缚。总之,短语“比空气轻”包含了字面和比喻的意义。它提醒我们欣赏轻盈的美,无论是在物理世界中漂浮的物体,还是在我们的情感体验中。拥抱那些让我们感到“比空气轻”的时刻,可以提升我们的生活质量,鼓励我们追求快乐,放下负担,滋养我们的创造力。最终,追求感受“比空气轻”可以引导我们过上更充实和自由的生活,激励我们超越挑战,朝着梦想翱翔。

相关单词

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