These splinter bids allow partner to evaluate high cards that are working and those that are not. Working high cards produce tricks, but high cards facing shortness do not.

• 这些斯普林特叫牌允许同伴对手中的大牌进行评估,哪些有效,哪些无效。有效的大牌能提供赢墩,但面对短套的大牌却不行。