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〖高级桥牌〗合理合法的心理叫

#21 User is offline   caiyonglin 

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Posted 2013-April-13, 01:01

第一家位置开叫2D可能有一旁门A(已经知道无DA了)，上家pass可能是平均型14HCP上下黑桃不多，应叫3NT后，下家也可能只有14HCP上下牌型很好但牌力有限不能叫牌。只有在下家持有强牌时候才能叫牌，在OPP加倍3NT(2-2分布的D)后可以逃叫4D，在OPP叫出4H后可以再5D干扰(5D阻止了4NT问叫关键张)。
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#22 User is offline   zyp163 

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Posted 2013-April-13, 01:06

:(出状况了，我对弱二理解不到位。
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