acid rain
复数形式
acid rains
1
酸雨, 酸性降水
rain containing a great deal of acidic chemicals, caused by air pollution, which can harm the environment
- The once-clear mountain stream turned murky after years of acid rain falling on its watershed.
曾经清澈的山间溪流在多年的酸雨降落在其流域后变得浑浊。
- The marble gravestones in the old cemetery showed pockmarks caused by prolonged exposure to acid rain.
旧墓地中的大理石墓碑显示出因长期暴露于酸雨而引起的麻点。
- Forest rangers noticed weakened pine needles on high-elevation trees where acid rain was most intense.
护林员注意到在酸雨最强烈的高海拔树木上松针变弱了。
- Stricter emissions controls on power plants have helped reduce the frequency of acid rain in the region.
对发电厂更严格的排放控制有助于减少该地区酸雨的频率。
- Students tested rainwater samples from different parts of town to measure the impact of acid rain.
学生们测试了来自城镇不同地区的雨水样本，以测量酸雨的影响。
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