ecological system

基本解释

It is an undeniable fact that animals play a vital role in maintaining the subtle balance of the earth’s ecological system.
不可否认，动物在维持地球生态系统的微妙平衡上起到了重要作用。
He suggests that the building should instead resemble a decentralised ecological system and should be made up of many independent sensors and actuators.
相反，他提议，应模仿分散型生态系统的构造，建筑物应该由无数独立的传感器与传动装置组成。
First, we should constrain human behavior, change the way of economic growth and living, strengthen ecological protection and put our development in harmony with the natural ecological system.
一要主动约束人类自身行为。切实转变经济发展方式和生活方式，加强生态环境保护，使人类的发展与自然生态系统相协调。
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He says the global economy must change to a sustainable system now before social issues and ecological degradation become overwhelming.

Through their livelihoods based on slash and burn agriculture, fishing and hunting, they have both shaped the local ecological system and sheltered it from destruction.
UNESCO: EDUCATION
Though foxes are of recent introduction in Australia (having been brought for sport by British settlers), many marsupial predators, now extinct, were present before the arrival of man in both his Aboriginal and his European forms, so the ecological system of plants, herbivores and carnivores in the eucalyptus forests would probably not have been that different in the evolutionary past.
ECONOMIST: Ecology raids the techniques of chemistry
And a back-of-the-envelope calculation based on the 1.8m sorts of organism recognised so far as species under the Linnaean system, on the rate at which new species are being discovered and on such ecological matters as the average number of parasites (themselves new species) that each free-living species harbours, suggests the final total may be around 30m.
ECONOMIST: Biodiversity