它们可以训练年轻人对事物的快速反应能力。

They can train the ability of youngsters to respond to things quickly.

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一是灵活应对市场的快速反应能力明显提升。

First, the changing ability according the market has been improved;

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一是灵活应对市场的快速反应能力明显提升。

First, the changing ability according the market has been improved;

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