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- Malthusian fittness 马尔萨斯适合度
- There doesn't seem to be much danger of a Malthusian catastrophe. 看起来“马尔萨斯灾难”发生的危险并不大。
- History is littered with Malthusian predictions of shortages. 在人类历史上不乏马尔萨斯主义者对物资匮乏的预言。
- This optimism replaces the Malthusian pessimism that resurfaced in the wake of the unusual incrsases in food prices in the early 1970s. 这种乐观态度取代了紧随着七十年代初粮食价格反常性上涨而重新出现的马尔萨斯式的悲观主义。
- A simple (though approximate) model of population growth is the Malthusian growth model. 一个简单的（虽然近似）模型的人口增长率是马尔萨斯的增长模式。
- But when they do, it is for good reason: lemmings are known for boom-and-bust, Malthusian swings in population. 然后，他们这样做，是有原因的：我们都知道，旅鼠的种群是繁荣与萧条交替循还的，也就是数目呈马尔萨斯式的曲线。
- None of this made much difference while Britain, like all other societies, found itself caught in the Malthusian trap. 当英国发现自己和其他国家一样落入马尔萨斯陷阱之时，上述因素并没有对其有所助益。
- Also known as absolute fitness, and as the Malthusian parameter when applied to species as a whole. 业已适应也被称为绝对适合度；当它应用于作为一个整体考虑的物种时，称为马尔萨斯参数。
- Gates, Buffett and Turner have been quietly worrying about Malthusian population problems for years. 盖茨、巴菲特和特纳多年来一直都在暗自担忧马尔萨斯(Malthus)所提出的人口问题。
- The “Malthusian catastrophe” is a simplified version of the tipping point we are now approaching. 我们正在靠近“马尔萨斯灾难”。
- This optimism replaces the Malthusian pessimism that resurfaced in the wake of the unusual increases in food prices in the early 1970s. 这种乐观态度取代了紧随着七十年代初粮食价格反常性上涨而重新出现的马尔萨斯式的悲观主义。
- Four indices were chosen to assess the fittness of the models,which are residual standard error( RSE ),correlation index( CRI ),average of absolute deviation( AAD ),and average of absolute relative deviation( AARD ). 又选择了剩余标准差 (RSE)、相关指数 (CRI)、偏差绝对值的平均值 (AAD)和相对偏差绝对值的平均值 (AARD)作为模型拟合优劣的 4个评价指标。
- Teeming, environmentally degraded, ravaged by poverty, hunger, HIV/AIDS and civil war, Africa appears the most plausible candidate ever to suffer a Malthusian disaster. 物产丰富，环境退化，被贫困、饥饿，艾滋和内战蹂躏，非洲似乎是最有可能遭受马尔萨斯灾难的对象。
- Through analyzing and comparing for some repairing methods it is bett er to select multi-metal adhesive, using hot assembly sleeve with interim fitt ing and binding method with injecting adhesive. 经对几种修复方法进行比较及强度校验分析 ,选用镁特铁结构胶 ,采用过渡配合热装轴套、注胶粘接的方法修复了轴颈。
- When I trained in economics, Malthusian reasoning was a target of mockery, held up by my professors as an example of a naive forecast gone wildly wrong. 在我的经济学训练过程中，马尔萨斯的理论是我们嘲笑的对象，教授以他为例来说明一个天真的预测可能错得多麽离谱。
- The New World removed Malthusian constraints, which, until then, had meant that higher population growth could be achieved only at the expense of lower living standards. 新大陆摆脱了马尔萨斯主义的羁绊。在当时，马尔萨斯理论即意味着只能通过降低生活水平实现人口的更快增长。
- Under this theory, the atlatl or spear-throwing stick was invented 18,000 years ago as a response to a Malthusian crisis, not just because it seemed like a good idea. 按这种理论推断，18000年前发明的一种叫“atlatl”的梭标投掷棍，并非仅仅因为好使，它其实是应付马尔萨斯危机的产物。
- At a time when Malthusian alarms are ringing because of environmental pressures, falling fertility may even provide a measure of reassurance about global population trends. 在当前因环境压力因素，马尔萨斯人口论向人们敲响警钟时，生育率的降低也不失为人们对全球人口走向担忧的一剂安抚剂。
- a believer in Malthusian theory. 一个信奉马尔萨斯理论的人。
- Malthusian theory of population growth 马尔萨斯人口增长理论
