Jacoby transfer
01
雅各比转移叫, 雅各比转移叫约定
a bidding convention used by the responder to show a five-card or longer major suit and to transfer the bid to the next higher ranking suit, usually at the 2-level, forcing the opener to bid the suit
例子
By making a Jacoby transfer, I helped my partner become the declarer with the suit I was strongest in.
通过进行雅各比转移，我帮助我的搭档成为我最擅长花色中的庄家。
