gambit

His opening gambit in the negotiation was to offer a significant discount immediately.

(Chinese) 他在谈判中的开场策略是立即提供大幅折扣。

The player used the Queen's Gambit to control the center of the board early in the game.

(Chinese) 棋手在比赛初期使用了后翼弃兵策略来控制棋盘中心。