precipitation
Longman Dictionary of Contemporary English 5++LDOCE 5++pre·cip·i·ta·tion /prɪˌsɪpɪˈteɪʃən/ noun 1. [uncountable] technicalHEM rain, snow etc that falls on the ground, or the amount of rain, snow etc that falls 降水；降水量2. [countable, uncountable] technicalHC a chemical process in which a solid substance is separated from a liquid 沉淀3. [uncountable] formalHURRY the act of doing something too quickly in a way that is not sensible 仓促，鲁莽，轻率
Examples from the Corpus
precipitation• The diameter of the circular precipitation line is measured arid compared to standards for quantitation.• Bennet also did numerous experiments on the electrostatic precipitation of powders.• Secondly, the persistence of a canopy enhances the interception of nutrients from precipitation.• The most likely cause is a local reduction in precipitation.• The upswing in precipitation, and the crypto-science that explained it, were exactly what was needed.• In the last four days, we've had three inches of precipitation.• Changes in wind appear to have been more important ecologically than changes in temperature or precipitation.• Interference can be avoided by the precipitation of zinc sulphide and filtration.pre·cip·i·ta·tion nounChineseSyllable
rain, that on etc Corpus falls snow
precipitation
pre‧cip‧i‧ta‧tion /prəˌsɪpəˈteɪʃən, prɪˌsɪpəˈteɪʃən/
noun
1. [uncountable] technical rain, snow etc that falls on the ground, or the amount of rain, snow etc that falls
2. [uncountable and countable] technical a chemical process in which a solid substance is separated from a liquid
3. [uncountable] formal the act of doing something too quickly in a way that is not sensible
pre‧cip‧i‧ta‧tion /prəˌsɪpəˈteɪʃən, prɪˌsɪpəˈteɪʃən/
noun1. [uncountable] technical rain, snow etc that falls on the ground, or the amount of rain, snow etc that falls
2. [uncountable and countable] technical a chemical process in which a solid substance is separated from a liquid
3. [uncountable] formal the act of doing something too quickly in a way that is not sensible