Precipitation
[ pr?'s?p?'te??n ]
公共 Public
n. 匆促;沉淀;（雨等）降落;某地區降雨等的量;
?? 詞根助記
pre 前綴,表示….前的,預先#詞根助記：pre+cipit頭→ation→落在前頭→降落,下降
?? 例句
Heavy vegetation may intercept a large amount of precipitation on its leaves.
濃密的植被的葉子中能截留大量的降水。
Clouds are sometimes seeded with silver iodide to induce precipitation.
人們有時在云里播撒碘化銀，以誘使降雨。
There will be precipitation on northern hills tonight.
今夜北面山上有降雨。
Abundant precipitation is more important than extreme cold.
豐富的降雪量比酷寒更為重要。
The incubation time for incipient precipitation is often a minute or more.
出現沉淀的孕育時間常常需要一分鐘或更多的時間。
?? 聯想助記
precipitate 沖出去 掉下去 + tion 名詞 指下降的東西
? 同義詞
?? 反義詞
?? 詞根
-capit-表示“頭”
常見變體有-cap-、-cipit-、-chief-
?? 牛津釋義
precipitation
n
1 [U] (fml 文) violent haste 迅急; 匆促; 倉促; 魯莽
to act with precipitation 倉促行事.
2 [U] separation of a solid substance from the liquid in which it is held 沉淀; 淀析.
3
(a) [C] fall of rain, sleet, snow or hail （雨、 雨夾雪、 雪、 雹子等的）降落
a heavy precipitation 一場大雨（或雨夾雪、 雪、 雹子）.
(b) [U] amount of rain, etc thatfalls in an area 某地區降雨等的量
the annual precipitationof the region 該地區的年降雨量.
?? 擴展釋義
*[pri,sipi'tei??n]n. 墜落, 沉淀, 降水, 輕率, 急速, 猛沖, 突如其來【化】 析出【醫】 沉淀[作用]
?? 醫學釋義
沉淀，析出
?? 同詞根單詞
?? 同為「博士」詞匯
查看全部博士詞匯 ›??? 情景例句
Don't give me the change anymore.
不必給我找錢了。
Who wrote that composition?
那個作品是誰寫的？
He opened it and saw the man from downstairs.
他打開門，看見樓下人。