从宏观看，渠道管理是社会流通网络的建设问题；

From macroscopical side, the channel management is a development problem of society circulation network;

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宏观看来，这个保护区大约有140，000平方英里，比澳大利亚的大堡礁还要大。

Overall, the reserve is around 140, 000 square miles in size, larger than the Great Barrier Reef in Australia.

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Or we can ask the question more grandly about larger expands of time.

或者我们可以更宏观地看,在更广的时间内讨论。

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