precipitation

名词 n.
中文释义
英 /pɹɪˌsɪpɪˈteɪʃn̩/    美 /pɹɪˌsɪpɪˈteɪʃn̩/

英文释义

名词 n.
  1. 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. countable,uncountable
    — South Korea’s Ministry of Environment said in a news release that no major precipitation was observed after the cloud seeding operation.
  2. The amount of water precipitated in any form. countable,uncountable
  3. A hurried headlong fall. countable,uncountable
  4. 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. countable,uncountable
    — This type of bio-inspired material utilizes microbial calcite precipitation to heal cracks that develop autonomously, thereby enhancing the material’s durability and reducing maintenance costs.
  5. Unwise or rash rapidity; sudden haste. countable,figuratively,uncountable
    — Immediately on returning home, highly satisfied with the result of his visit to Mrs. Belmour, Melliphant found on his table a letter from Sir Howard, over which he cast his eyes with precipitation.

词形变化

precipitations plural

词汇关系

衍生词
acid precipitation aptaprecipitation aptoprecipitation bioprecipitation coprecipitation co-precipitation cryoprecipitation immunoprecipitation microprecipitation nanoprecipitation nonprecipitation palaeoprecipitation paleoprecipitation photoprecipitation postprecipitation precip precipitation hardening precipitationless precipitation reaction reprecipitation superprecipitation thermoprecipitation
相关词
haste rashness

词源

From Middle French précipitation, from Latin praecipitātiō, praecipitātiōnem. By surface analysis, precipitate + -ion.
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