microburst

简明释义

英[maɪkrəʊˈbɜːst]美[ˈmaɪkroˌbərst]

n. 微爆发

英英释义

单词用法

同义词

反义词

例句

1.Results show that the dynamic qualities of the airplane under microburst can be well displayed by the modeling method.

结果表明，本文提出的建模方法能够更真实地反映出飞机穿越微下击暴流风场的动态特性；

2.Participants 211 age-related cataract patients (226 eyes). They were randomly divided into microburst mode group 105 patients ( 113 eyes)and continuous mode group 106 patients (113 eyes).

研究对象老年性白内障患者211例（226眼），随机分为微爆破组105例（113眼）与常规连续超声组106例（113眼）。

3.Participants 211 age-related cataract patients (226 eyes). They were randomly divided into microburst mode group 105 patients ( 113 eyes)and continuous mode group 106 patients (113 eyes).

研究对象老年性白内障患者211例（226眼），随机分为微爆破组105例（113眼）与常规连续超声组106例（113眼）。

4.The influence of microburst mode upon anterior chamber energy release;

讨论了岩石破坏与能量耗散、能量释放的内在联系。

5.Meteorologists warn that a microburst (微爆) can cause severe turbulence during summer thunderstorms.

气象学家警告说，夏季雷暴期间，微爆（微爆）可能会导致严重的气流颠簸。

6.The microburst (微爆) phenomenon is often mistaken for tornado activity by untrained observers.

未经过训练的观察者常常将微爆（微爆）现象误认为是龙卷风活动。

7.The pilot reported a sudden drop in altitude due to a strong microburst (微爆) that hit the aircraft unexpectedly.

飞行员报告说，由于强烈的微爆（微爆）意外袭击了飞机，导致高度突然下降。

8.Emergency services were alerted after a microburst (微爆) struck the area, causing damage to homes.

在一个微爆（微爆）袭击该地区后，紧急服务部门被警报通知，造成房屋受损。

9.During the storm, a microburst (微爆) caused several trees to fall in the neighborhood.

在暴风雨期间，一个微爆（微爆）导致邻里几棵树倒下。

作文

In the realm of meteorology, understanding various weather phenomena is crucial for predicting and mitigating their impacts. One such phenomenon that has garnered attention in recent years is the microburst. A microburst is a small, intense downdraft that descends from a thunderstorm and can cause significant damage upon reaching the ground. This weather event typically lasts for less than 5 minutes but can produce winds exceeding 100 miles per hour, making it extremely dangerous, especially for aviation and local communities.The formation of a microburst occurs when rain-cooled air within a thunderstorm becomes denser than the surrounding air. As this dense air descends rapidly, it spreads out upon hitting the ground, creating a burst of wind that radiates outward in all directions. There are two types of microbursts: wet and dry. A wet microburst occurs when there is significant precipitation associated with the downdraft, while a dry microburst happens in the absence of substantial rainfall. Understanding these distinctions is important for meteorologists as they assess the potential impact of a microburst on the environment and human activities.The destructive power of a microburst can be witnessed in various incidents throughout history. For instance, in 1985, a microburst caused a tragic plane crash in Dallas, Texas, resulting in the loss of 137 lives. This incident highlighted the need for improved detection and forecasting methods for microbursts. Since then, advancements in technology have enabled meteorologists to better identify conditions conducive to microburst formation, allowing for timely warnings that can save lives.In addition to aviation hazards, microbursts can also pose risks to structures and vegetation. The intense winds generated by a microburst can uproot trees, damage buildings, and disrupt power lines. Communities situated in areas prone to thunderstorms must remain vigilant and prepared for the possibility of encountering a microburst. Public awareness campaigns and educational programs can play a vital role in informing residents about the signs of an impending microburst and the necessary precautions to take.Furthermore, the study of microbursts contributes to our broader understanding of severe weather patterns. By analyzing the conditions that lead to the formation of microbursts, researchers can improve predictive models and enhance our ability to respond to extreme weather events. This knowledge is particularly essential in the context of climate change, which may alter the frequency and intensity of thunderstorms and related phenomena like microbursts.In conclusion, the microburst is a powerful and potentially destructive weather phenomenon that demands attention from both meteorologists and the public. By increasing our understanding of microbursts, we can better prepare for their impacts and mitigate the risks they pose to life and property. As we continue to advance in meteorological science, the hope is that we can develop even more effective strategies for predicting and responding to these intense weather events, ultimately leading to safer communities and improved disaster preparedness.

在气象学的领域，理解各种天气现象对于预测和减轻其影响至关重要。其中一个近年来受到关注的现象是微爆。微爆是一种强烈的小型下沉气流，源自雷暴并在到达地面时可能造成重大损害。这种天气事件通常持续不到5分钟，但可以产生超过每小时100英里的风速，使其极具危险性，特别是对航空和当地社区。微爆的形成发生在雷暴中的降雨冷却空气比周围空气密度更大时。当这种密集的空气迅速下降时，它在撞击地面后会扩散开来，形成向外辐射的风暴。微爆有两种类型：湿式和干式。湿式微爆发生在与下沉气流相关的降水显著时，而干式微爆则发生在没有实质性降雨的情况下。理解这些区别对气象学家评估微爆对环境和人类活动的潜在影响非常重要。微爆的破坏力在历史上的各种事件中得到了体现。例如，在1985年，一场微爆导致德克萨斯州达拉斯的一起悲惨飞机坠毁事件，造成137人遇难。这一事件突显了改善微爆探测和预测方法的必要性。从那时起，技术的进步使气象学家能够更好地识别有利于微爆形成的条件，从而发出及时的警告，拯救生命。除了对航空的危害外，微爆还可能对建筑物和植被构成风险。微爆产生的强风可以拔起树木、损坏建筑物并破坏电力线。位于雷暴多发地区的社区必须保持警惕，并为可能遇到微爆做好准备。公众意识宣传和教育项目可以在告知居民即将来临的微爆迹象及采取必要预防措施方面发挥重要作用。此外，研究微爆有助于我们更广泛地理解严重天气模式。通过分析导致微爆形成的条件，研究人员可以改进预测模型，并增强我们应对极端天气事件的能力。这一知识在气候变化的背景下尤为重要，因为气候变化可能改变雷暴及相关现象如微爆的频率和强度。总之，微爆是一种强大且潜在破坏性的天气现象，值得气象学家和公众的关注。通过增加我们对微爆的理解，我们可以更好地为其影响做好准备，并减轻其对生命和财产的风险。随着我们在气象科学领域的不断进步，希望能够开发出更有效的预测和应对这些强烈天气事件的策略，最终实现更安全的社区和改善的灾害应对能力。