bargaining chip

1. N-COUNT In negotiations with other people, a bargaining chip is something that you are prepared to give up in order to obtain what you want. (談判中)可以放棄的條件

Rubio suggests that oil be used as a bargaining chip in any trade talks. 魯比奧建議所有貿(mào)易談判都可放棄石油這一籌碼。