決きめ所どころ

noun

crucial point; decisive moment

Refers to the critical juncture or key factor in a situation where a decision or outcome is determined.

• 交こう渉しょうの決きめ所どころは価か格かくだ。

  The crucial point in the negotiation is the price.

• 試し合あいの決きめ所どころでミスをした。

  I made a mistake at the decisive moment of the match.

noun

perfect chance; golden opportunity

Used when a favorable moment arises to achieve something; often implies seizing the right timing.

• 今いまが頼たのむ決きめ所どころだ。

  Now is the perfect chance to ask.

• 彼かれは決きめ所どころを逃のがさなかった。

  He didn't miss his golden opportunity.