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luzhy

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  1. luzhy
    我猜想你们的2D是巴特约定叫吧，如果不是，北家就不该再叫2H了。用巴特约定，南的牌再叫3D而不是2NT，虽然也是宕牌，防守方未必敢加倍，况且从2手看，3D也有MK的机会。
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