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The Amazon: A Living River System
亚马孙河：生机勃勃的河流系统
精读先不看文字，完整听一遍。
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The Amazon River carries more water than the next seven largest rivers combined.亚马孙河的水量超过世界其他七大河流水量总和。
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Its basin spans nine countries and covers nearly 40% of South America’s land area.其流域横跨九个国家，覆盖南美洲近40%的陆地面积。
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Rainforest trees release moisture that helps form clouds and feed regional rainfall.雨林树木释放水分，助于云层形成并滋养区域降雨。
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Indigenous communities have lived along its tributaries for over 11,000 years.原住民社群已在支流沿岸生活逾1.1万年。
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Seasonal flooding deposits nutrient-rich silt, enabling diverse aquatic life to thrive.季节性洪水沉积富含养分的淤泥，支撑多样水生生物繁盛。
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Deforestation upstream reduces evapotranspiration, weakening the ‘flying river’ effect.上游森林砍伐减少蒸散量，削弱‘空中河流’效应。
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River dolphins, pink and gray, navigate flooded forests using echolocation.粉红与灰色的河豚依靠回声定位在洪泛森林中穿行。
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Hydroelectric dams on tributaries disrupt fish migration and sediment flow.支流上的水电站大坝干扰鱼类洄游及泥沙输送。
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Scientists monitor dissolved organic carbon levels to assess ecosystem health.科学家通过监测溶解有机碳含量评估生态系统健康状况。
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Conservation efforts now link protected areas across national borders by design.当前保护工作正通过统筹规划，将跨国界保护区连成网络。
精读 · 大约 10 分钟
听 → 读 → 学表达 → 懂 → 今天会说这一句 → 跟读录音 → 自己说一句。
③ 学 · 重点表达
- Deforestation upstream reduces evapotranspiration, weakening the ‘flying river’ effect. 上游森林砍伐减少蒸散量，削弱‘空中河流’效应。
- River dolphins, pink and gray, navigate flooded forests using echolocation. 粉红与灰色的河豚依靠回声定位在洪泛森林中穿行。
- Hydroelectric dams on tributaries disrupt fish migration and sediment flow. 支流上的水电站大坝干扰鱼类洄游及泥沙输送。
④ 懂 · 选一选
⑤ 今天会说这一句
Deforestation upstream reduces evapotranspiration, weakening the ‘flying river’ effect.
⑥ 跟读并录音
Deforestation upstream reduces evapotranspiration, weakening the ‘flying river’ effect.
第一版：录下来、回听、再听标准音。系统打分以后再加。
⑦ 说 · 自己来一句
用今天的表达，自己说一句。
例子：Deforestation upstream reduces evapotranspiration, weakening the ‘flying river’ effect.
已记下。连续天数以后会显示在课表里。
陈老师指导
课程开发中，敬请期待。成人和孩子都可以先自学听读、精读。
这边的讲解音轨还在做。想先跟着老师走完固定 30 课，可以去陈老师带读社（和自学通行不是同一份会员）。
课程开发中，敬请期待。