油断大敵

意味Nghĩa

1. cụm từ / thành ngữthành ngữ bốn chữ

   1.don't let your guard down; carelessness is the great enemy; danger comes soonest when it is despised

例文Câu ví dụ · Tatoeba

• 油断大敵(ゆだんたいてき)。

  Security is the greatest enemy.