savannahs怎么读，savannahs的音标和真人发音
savannahs是什么意思，savannahs的意思是
n.（热带和亚热带）无树大草原( savannah的名词复数 )
savannahs 的用法和双语例句“点击”或“选中”例句中的单词，就可以看到词义解释
- We are still made for jungles and savannahs but we interact more with iphones and computer screens than anything else .
- 我们依然能够适应丛林和草原，但是我们接触的跟多的确是iphones和电脑屏幕。
- The african savannahs have the lion , the jungles of asia the tiger and the arctic tundra the polar bear .
- 比如非洲大草原上的狮子，亚洲丛林里的老虎以及北极冻原上的北极熊。
- Our ancestors gambled around camp-fires on the savannahs thousands of years ago .
- 数万年前，我们的祖先就在大草原上围著营火赌博。
- Error cascades can explain why complex ecosystems ( like rainforests ) tend to be more fragile than simple ones ( like savannahs ) .
- 错误叠加能够解释为何复杂的生态系统（比如雨林）往往比简单的生态系统（比如热带稀树草原）更为脆弱。
- Whether you think the human story begins in a garden in mesopotamia known as eden , or more prosaically on the savannahs of present-day east africa , it is clear that homo sapiens did not start life as an urban creature .
- 无论认为人类历史始于被称作伊甸园的美索不达米亚地区花园，还是在如今平淡无奇的东非大草原，有清楚明白：现代人类起源并不在城市。
- According to the world wide fund for nature , fish stocks in lakes and rivers have fallen roughly 30 % since 1970 . This is a bigger population fall than that suffered by animals in jungles , temperate forests , savannahs and any other large ecosystem .
- 世界大自然基金会称，自1970年起，河流湖泊内的鱼类资源已有大约30%灭绝，比丛林、温带森林、大草原和其他大型生态系统中动物消失数量还要多。
- Whether they 're in the east african savannahs , the peruvian altiplano or the fertile coastal wetlands of indonesia , all complain that the seasons have become less certain , rainfall unpredictable and that their crops or their animals have suffered . There are new pests and diseases .
- 不论是在东部非洲大草原，还是在秘鲁高原或印度尼西亚肥沃的沿海湿地，他们都抱怨说季节已经变得不那么确定，降雨量难以预测，他们的农作物或牲畜都受到影响，还出现了各种新的害虫和疾病。
- Furthermore , he argues that the dramatic increase of the size of the brains of humanity 's ancestors that happened about 6m years ago was not because apes came out of the trees to hunt on the savannahs , but because they arrived at the coast and found a ready supply of dha in fish .
- 他进一步推断认为，人类祖先大脑的重量大约在6百万年前急剧增加，其原因并非是类人猿离开森林后来到草原觅食，而是因为他们来到海边，以含有大量dha的鱼类为食。
- And return him to the savannahs of his childhood .
- 把他送回他童年生活的大草原。
- African savannahs experience hot and often dry conditions , so plants must find ways of retaining moisture .
- 非洲稀树草原的气候酷热且常年干旱，因此植物必须使用各种方法来保存水分。
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