precipitation

n. [化学] 沉淀，[化学] 沉淀物；冰雹；坠落；鲁莽

n.

匆促；沉淀；（雨等）降落；某地区降雨等的量

变形

复数：precipitations

英英释义

precipitation

n.

the quantity of water falling to earth at a specific place within a specified period of time

"the storm brought several inches of precipitation"

the process of forming a chemical precipitate

the falling to earth of any form of water (rain or snow or hail or sleet or mist)

同义词：downfall

the act of casting down or falling headlong from a height

an unexpected acceleration or hastening

"he is responsible for the precipitation of his own demise"

overly eager speed (and possible carelessness)

同义词：hastehastinesshurryhurriedness

词组短语

annual precipitation年降水量；年雨量

acid precipitation n. 酸性降水

electrostatic precipitation静电沉淀

alcohol precipitation酒精沉淀法

atmospheric precipitation大气降水，大气沉降；降水

precipitation reaction沉淀反应

precipitation intensity降水强度；降雨强度

precipitation enhancement人工增雨；降水增加

precipitation tank沉淀槽；沉降罐

precipitation hardening析出硬化；淀积硬化

amount of precipitation降水量，降雨量

dust precipitation除尘；煤尘沉降

precipitation kinetics n. 沉淀动力学

fractional precipitation[化]分段沉淀；分步沉淀

双语例句

用作名词(n.)

You always act with precipitation.
你总是仓促行事。

Are Picoplankton Responsible for Calcite Precipitation in Lakes?
微型浮游生物应为湖泊中的方解石沉淀负责吗?

The quantity of precipitation varies greatly from year to year in these regions.
在这些地区每年降雨量的变化很大。

The storm brought several inches of precipitation.
暴雨带来了几英寸的降雨。

We were caught in a heavy precipitation.
我们淋了一场大雨。

In Hong Kong unwary pedestrians face more dangerous precipitation.
但在香港，警惕性不高的行人面临着更加危险的坠物。

The icy precipitation frosted the flowers and they turned brown.
冰冷的凝结物冻坏了鲜花，它们都变成了棕色。

There will be precipitation on northern hills tonight.
今夜北部山区有降雪。

权威例句

precipitation (n.)

late 15c., "a casting down" (of the evil angels from heaven), also, in alchemy "separation of a solid substance from a solution," from Middle French precipitation (15c.) and directly from Latin praecipitationem (nominative praecipitatio) "act or fact of falling headlong, haste," noun of action from past participle stem of praecipitare "fall, be hasty," from praeceps "steep" (see precipice). Meaning "sudden haste" is c. 1500. Meaning "act of falling from a height" is attested from 1610s. Meteorological sense of "rain, snow, dew, etc." is from 1670s.

1. But with no signs of any precipitation, the prospect of the harvest looks bleak.

但是由于没有任何降水的迹象，收获的前景看起来很渺茫。

2. It plays an increasingly important part in meteorology for cloud, precipitation, hail and thunderstorm detection as well as the navigation of aircraft and ships.

它在对云层、降水、冰雹和雷暴的气象探测以及在船舰和飞机的导航中，起着日益重要的作用。

3. “We have a long paleorecord for precipitation, and you see that there was almost a switch. The monsoon was either on, or it was off, with very little in between,” said Levermann.

我们得到了有关降水的很长一段历史记录，从中可以发现季风有一个开关，要么开着，要么关闭，很少出现中间状况，“莱韦尔曼说。

4. More than half of the precipitation that falls on land is never available for capture or storage because it evaporates from the ground or transpires from plants; this fraction is called green water.

降落到地球上超过一半的降水都从不会被利用或者存储，因为雨水会在地面上被蒸发掉或者被植物散发掉；这一部分被称作绿色降水。

5. Water is part of a large cycle: it travels over land via rivers and lakes and through the oceans before evaporating into the atmosphere and eventually returning to the surface by precipitation.

水是一个大循环的一部分：水蒸发到空气中，最终又通过雨雪等降水方式回到地表，在进入这个循环之前，水通过河湖流过陆地，进入海洋。

6. In this case, steady precipitation may extend over a long distance ahead of the front.

在这种情形下，稳定性降水可在锋前向前延伸很长一段距离。

7. As you can see from the radar data, there appears to be light precipitation within a 30-mile radius of the radar antenna.

正如您可以从雷达数据中看到的那样，看上去在雷达天线的30英里半径内存在弱降水。

8. Similarly there is more precipitation in the Tibetan plateau, probably because of climate change.

类似地，青藏高原的降水量也增加了，或许是由于气候变化。

9. Many of its glaciers are steadfastly retreating due to rising temperatures and declining precipitation.

由于气温升高和降水量减少，它的许多冰川正在持续消融。

10. This might mean more precipitation in the winter which might change the glacier, possibly making it advance.

这可能意味着冬天更多的降水，这可能改变冰川，或许让它前进。

11. Climate change can itself be a source of stress — a single location can experience changes in precipitation, temperature, sea level rise and the intensity and frequency of cyclones.

气候变化本身也可以是压力的来源——一个区域可能遇到降水量、温度、海平面上升以及气旋强度和频率的变化。

12. Since then, the glaciers have either lost ice or held steady, depending on the amount of precipitation that fell during the year.

从那时起，每一年冰川的冰层总量在减少还是保持稳定，取决于当年的降水多少。

13. Methods outlined in the monograph include: use of crushed clay pots, bone charcoal, contact precipitation, or use of activated alumina (absorptive filter).

专著中概述的方法包括：使用粗砂壶、骨炭、接触沉淀，或使用活性氧化铝（吸收型过滤器）。

14. The Columbia River in the US Northwest lost about 14 percent of its volume from 1948 to 2004, largely because of reduced precipitation and higher water usage in the West.

在1948年至2004年间，位于美国西北部地区的哥伦比亚河的流量减少了约14%，这主要是由于降水量减少以及美国西部用水量增加。

15. This seems to correspond well to the reflectivity range of the false positives, so the program described below will consider anything of higher reflectivity to be a trackable precipitation event.

这似乎可以很好地反映造成误报的反射率范围，因此下面介绍的程序将任何反射率高于该范围的情形视为可跟踪的降水事件。

16. The sky was quite gray, as some precipitation happened overnight, which did not make for the greatest conditions.

天空相当灰暗，像头天晚上发生了一些沉淀，它并没有为我们准备最好的拍摄条件。

17. The radar fleet for the field project includes 10 mobile radars, which will track winds and precipitation in the tornadoes and the surrounding area.

这个区域项目的雷达车队有10部移动雷达，用于追踪龙卷风极其附近区域的风况和降水。

18. You can use slightly modified versions of this code to track precipitation trends over a broad time range.

您可以使用这段代码经过略微修改后的版本来长时间跟踪降水趋势。

19. With your selected radar image, geographical coordinates in pixel (X,Y) form, and the programs described above, you can create a simple precipitation and alert-clearing system.

使用选定雷达图像、像素 (X,Y)形式的地理坐标和上述程序，您可以创建一个简单的降水和警报清除系统。

20. They then determined the specific climate factors — sunshine, temperature and precipitation — that had the biggest impact on plant growth in these regions.

之后，他们找出了对此区域中植物的生长产生最大影响的特定气候因素——日照、气温和降水量。

21. The omni-directionality of the detection algorithm is important to ensure the capability for detecting precipitation gaps in a developing storm system.

检测算法的全向性对于确保正在开发的暴风雨系统中检测降水间隙的能力非常重要。

22. "There are reports of reduced precipitation in Uganda as a result of deforestation, " he told .

他告诉本网络记者：“有报告指出砍伐森林导致了乌干达降水量的减少。

23. First, scan the reflectivity data in the immediate area around the detection coordinates, allowing for precipitation front movement from any direction.

首先，扫描检测坐标周围紧接区域中的反射率数据，允许降水前锋移向任意方向。

24. Teams that play through precipitation risk player injuries and damage to the playing field.

比赛遇到冰雹时，队伍面临着队员受伤和场地损坏的风险。

25. Onboard radars provide information on clouds and precipitation, but the worst turbulence can be far away from the worst rain.

陆上雷达提供有关云层和降水的信息，但极为恶劣的气旋要远比暴雨凶险。

26. Onboard radars provide information on clouds and precipitation, but the worst turbulence can be far away from the worst rain.

陆上雷达提供有关云层和降水的信息，但极为恶劣的气旋要远比暴雨凶险。

27. The treatment sequence involved addition of ferrous sulfate for precipitation, and subsequence filtration.

处理步骤是先加硫酸亚铁使之沉淀，然后过滤。

-- 来源 -- 英汉 - 辞典例句

28. Abundant precipitation is more important than extreme cold.

丰富的降雪量比酷寒更为重要。

-- 来源 -- 英汉 - 辞典例句

29. The actual practice of electrical precipitation involves a surprising number of scientific disciplines.

在实践中，电收尘涉及到许多科学领域。

-- 来源 -- 英汉 - 辞典例句

30. Clouds are sometimes seeded with silver iodide to induce precipitation.

人们有时在云里播撒碘化银，以诱使降雨。

-- 来源 -- 英汉 - 辞典例句

31. Aerial photography can provide valuable information on precipitation, evapotraspiration, interception, and runoff.

航空摄影可提供有关降水量、蒸发蒸腾量、入渗和径流量的有价值的资料。

-- 来源 -- 英汉 - 辞典例句

32. Heavy vegetation may intercept a large amount of precipitation on its leaves.

浓密的植被的叶子中能截留大量的降水。

-- 来源 -- 英汉 - 辞典例句

33. Various substances in plant extracts may cause spontaneous or non-specific precipitation.

植物提取液中的各种物质都可能引起自发的或非专化性的沉淀。

-- 来源 -- 英汉 - 辞典例句

34. The incubation time for incipient precipitation is often a minute or more.

出现沉淀的孕育时间常常需要一分钟或更多的时间。

-- 来源 -- 英汉 - 辞典例句

35. The quantity of precipitation varies greatly from year to year in these regions.

在这些地区每年降雨量的变化很大。

-- 来源 -- 英汉 - 辞典例句

36. Major treatment methods for arsenic include sulfide precipitation, or complexation with polyvalent heavy metals.

砷的主要处理方法有硫化物沉淀法，或与多价重金属络合。

-- 来源 -- 英汉 - 辞典例句