precipitate

英[prɪˈsɪpɪteɪt]
美[prɪˈsɪpɪteɪt]

意思解释

vt. 下掷,由高处抛下;使提前或突然发生;[气象] 使凝结而下降;[化]使沉淀
vi. [气象]凝结;[化]沉淀;倒落,一头栽下
adj. 仓促行进的,匆促的;轻率的,冲动行事的水蒸气,降水;突然发生的
n. [化]沉淀物;结果,产物

中文词源

precipitate 一头栽下,沉淀,凝结,降水,降雪precipitate 鲁莽的,仓促的

pre-,在前,-cip,头,词源同cap,captain,-ate,使。即使头在前,一头栽下,后用于气象术语,降水,降雪,引申物理术语沉淀,沉积,积灰,如Electrostatic Precipitator,电除尘器。pre-,在前,-cip,头,词源同cap,captain,-ate,形容词后缀。即使头在前的,一头栽下的,引申 词义鲁莽的,仓促的。

用法例句

That is due to the use of leverage : price declines precipitate the forced liquidation of leveraged positions .
那是因为使用杠杆的缘故:价格下滑促使杠杆化的仓位被迫平仓。
The solution is then treated to precipitate uranium oxide .
得出的溶液会用来沉淀出铀氧化物。
As these examples indicate , a deceleration need not precipitate disaster .
正如这些例子所示,经济减速并不需要突如其来的灾难。
Still , any concession towards autonomy in darfur would be seized on by nationalists and islamists-and could help precipitate his own downfall .
而且,任何对达尔富尔自主权的让步都会给民主主义者和伊斯兰主义者以可乘之机,加速当局垮台。
There are several ways to produce gold particles , but most involve dissolving chloroauric acid , also called gold salts , in liquid and adding chemicals to precipitate gold atoms .
目前有几项常规的方法被用于制造金微粒,但多数都会涉及在液态下使用到溶解的氯金酸(又称金盐)及添加化学品以沉降金原子。