先手

In a sentence

• 敵が攻撃してくる前に先手を打つべきです。

  We should strike first before the enemy attacks.

  Here, "先手" is used to mean taking the initiative or acting preemptively in a situation to gain an advantage.

• 彼のチェスのゲームでは毎回先手を取ります。

  In his chess games, he always takes the first move.

  In this context, "先手" refers to taking the first move in a game or situation, often to gain an upper hand.

• 討論の場で彼女が先手を取って話し始めた。

  She took the initiative and started speaking during the debate.

  Here, "先手" is used metaphorically to signify taking the initiative or leading the action in a competitive or strategic environment.