ecosystem
definitions
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noun
a biological community of interacting organisms and their physical environmentzh: 生态系统
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noun
a community of living organisms in conjunction with the nonliving components of their environmentzh: 生物群落及其非生物环境
examples
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The forest is a complex ecosystem.
森林是一个复杂的生态系统。
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Fish and plants form an ecosystem.
鱼和植物构成一个生态系统。