They feel there is some risk in trying to get down to brass tacks.

他们感觉试图把实质问题搞清楚有些冒险。

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Brass tacks were used around the bottom part of the chair.

黄铜钉用于椅子底部周围部分。

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Brass tacks were used around the bottom part of the chair.

黄铜钉用于椅子底部周围部分。

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