Word · Frequency #17263
precipitation
降水
核心释义
the quantity of water falling to earth as rain, snow, etc.
- 1.
从大气层上层降落的各种形式的水颗粒,如雨、冰雹、雪或雨夹雪。它是水象的一大类,但与云、雾、露、霜等不同,必须降落。与云和降水不同,必须到达地面。
Any or all of the forms of water particles, whether liquid or solid, that fall from the upper atmosphere (e.g., rain, hail, snow or sleet). It is a major class of hydrometeor, but it is distinguished from cloud, fog, dew, rime, frost, etc., in that it must fall. It is distinguished from cloud and virga in that it must reach the ground.
- 2.
特定地点和时间内的降水量
the quantity of water falling to earth at a specific place within a specified period of time
- 3.
以任何形式降落的水量
The amount of water precipitated in any form.
- 4.
化学沉淀过程
the process of forming a chemical precipitate
- 5.
匆忙的头朝下跌落
A hurried headlong fall.
- 6.
降水(雨、雪、冰雹、霰、雾等)
the falling to earth of any form of water (rain or snow or hail or sleet or mist)
- 7.
导致在较轻液体中形成较重且通常不太溶解的固体的反应；沉淀物形成于容器底部
A reaction that leads to the formation of a heavier, and often less soluble, solid in a lighter liquid; the precipitate so formed at the bottom of the container.
- 8.
不明智或轻率的快速；突然的仓促
Unwise or rash rapidity; sudden haste.
从大气层上层降落的各种形式的水颗粒,如雨、冰雹、雪或雨夹雪。它是水象的一大类,但与云、雾、露、霜等不同,必须降落。与云和降水不同,必须到达地面。；特定地点和时间内的降水量；以任何形式降落的水量；化学沉淀过程；匆忙的头朝下跌落
用法In use
The weather forecast says precipitation is likely this afternoon.
用法提示：这里 precipitation 是不可数名词，指落到地面的雨、雪等降水总量。
Annual precipitation in this region has decreased over the past decade.
用法提示：precipitation 在此指一段时间内某地的降水量，作主语。
The map shows average monthly precipitation for each county.
用法提示：precipitation 用作名词，表示特定地区的降水量。
the storm brought several inches of precipitation
precipitation + verb (e.g., falls, occurs)
Precipitation falls in various forms.
降水以多种形式降落。
相关词与表达Connections
搭配Collocations
- heavy precipitation
- 强降水
- The region received heavy precipitation overnight.该地区夜间出现了强降水。
- annual precipitation
- 年降水量
- The annual precipitation in this area is about 800 millimeters.这个地区的年降水量约为800毫米。
- precipitation forecast
- 降水预报
- Check the precipitation forecast before planning your trip.规划行程前先查看降水预报。
- acid precipitation
- 酸性降水
- Acid precipitation can damage forests and lakes.酸性降水会损害森林和湖泊。
- convective precipitation
学习提示Learner notes
记忆技巧Memory Tip
联想 precipice(悬崖)：从悬崖坠下是掉落，从云上坠下则是 precipitation(降水)。
语境与语域Context & Register
语域：formal 常见场景：weather reports、climate science、hydrology、academic writing precipitation 多用于气象、环境等正式或专业场合，日常口语中较少直接使用，通常会说 rain、snow 等更具体的词。
语法说明Grammar Note
通常不可数，指不同种类时可数
发音与拼写Pronunciation & Spelling
以上单词都以 /ˈeɪʃən/ 结尾（拼写为 -ation），与 precipitation 押韵。注意：precipitous /prɪˈsɪpɪtəs/ 和 precipitate（动词） /prɪˈsɪpɪteɪt/ 与 precipitation 拼写相似，但发音和结尾不同，不押韵。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.