[ 第三人称单数 descales 现在分词 descaling 过去式 descaled 过去分词 descaled ]
V to remove the hard deposit formed by chemicals in water from (a kettle, pipe, etc) 除去(壶、管等的)锅垢
And I base it strictly on what I've observed here in Florida, which is that the human race is actually de-evolving, that we are moving backward on the evolutionary scale.
严格意义上，仅限于我在佛罗里达州所观察到的，这里的人种就是这样进化的：我们在进化规模上正在倒退。
Modern cities are all about the big, de Botton says, but the ideal human scale is five stories high.
德波顿还认为，虽然现代城市大都庞大，但是人类理想的城市建筑，高度却不过五层楼而已。
Using general system theory, we present large scale system models of de-centralized, centralized, and coordinated decision making systems.
本文中利用一般系统理论讨论了分散、集中和协调系统的大系统模型。
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