这里的tap什么意思

"We have all seen that, first hand, when Americans responded to the tsunami or to Katrina, or the earthquake in Pakistan. And President Clinton and I are going to work to tap that same spirit of giving to help our brothers and sisters in the Caribbean," he said.
tap the spirit是比较常用的搭配?

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tap这里应该作激励之意，除了安指兆抚还有挖掘孝仿民众潜在的坚强意志。
并不是单一的安慰群众。
短小的单词经常巧逗纤做万能用~

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鼓励,激励士气.

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