機きに乗じょうじる

expression, ichidan verb

take advantage of an opportunity; seize the chance

A somewhat formal or literary expression meaning to act when a favorable moment arises. Often used in strategic or narrative contexts.

• 彼かれは相あい手てのミスに機きに乗じょうじて一いっ気きに攻せめた。

  He seized the opportunity of his opponent's mistake and attacked all at once.

• 好こう機きに乗じょうじて新しん市し場じょうに参さん入にゅうした。

  They took advantage of a favorable opportunity to enter a new market.