释义
n.
【化】 沉淀（反应），淀析（作用）；沉降作用。
rain, snow, sleet, or hail that falls to or condenses on the ground
（雨、雪、雹等）降落；降水。
〈古〉 贸然性；轻率
-
Cora was already regretting her precipitation .科拉已经在为自己的轻率行为后悔了。
词源
"late Middle English （denoting the action of falling or throwing down）： from Latin