a child who has been deserted by their parents, or the act of abandoning one's children

他做出抛家弃子的决定，令所有人都感到震惊。

noun · a person or thing, such as an ally or employee, that has been sacrificed or discarded for a larger objective

在公司的利益斗争中，他不幸沦为了一枚弃子。

a piece sacrificed in board games like Go or chess to gain a strategic advantage

棋手通过弃子战术在全局中取得了优势。