ante
/ˈæntɪ; `æntɪ/ n
stake in poker2, etc that a player must make before receiving new cards （打扑克等再要牌前所下的）赌注
raise/up the ante, ie increase one's stake 加大赌注. ante, v
1 [Tn] make (sth) as an ante 下（赌注）.
2 (phr v) ante up (esp US) make a stake or payment 下赌注; 付款.