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小测验：选择正确的单词
- 论坛新贴
precipitation [prisipi'teiʃən]
基本释义
- n. 坠落,沉淀,凝结,降水
常用短语
- acid precipitation
酸沉降，酸性降水
- acid precipitation
参考例句
- There will be precipitation on northern hills tonight.
今夜北面山上有降雨。
- There will be precipitation on northern hills tonight.
英英解释
6个名词解释
- the quantity of water falling to earth at a specific place within a specified period of time
[例]- the storm brought several inches of precipitation
- the process of forming a chemical precipitate show all ... ( 6 )
- the quantity of water falling to earth at a specific place within a specified period of time