大敌

archenemy; formidable enemy

1. 人之大敌乃自身。
   He is his own worst enemy.
2. 地震，这个人类幸福的大敌，总是伺机作恶。
   Earthquake, the enemy of human happiness, is always lying at lurch.
3. 霜冻是水果种植者必须对付的最大敌人。
   The frost is the greatest enemy the fruit-growers have to contend with.

大的英语翻译：

敌的英语翻译：