MEANING/意义
封闭
EXAMPLES/列句
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封闭式基金closed-end fund
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封闭的环境使得丰富的资源无法开发利用。The closed environment made it impossible to explore the affluent resources.
COMBINATIONS/组合
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封闭性closure
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封闭施工Closed Construction
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封闭僵化closed and ossified
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道路封闭Road Closed
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车道封闭Lane Closed