大敌用英语怎么说？

大敌

• [dà dí]
  formidable enemy，archenemy

例句

• Man has not a greater enemy than himself. 人之大敌，自己而已。
• Nowadays , the watery moats which were Venice's protection have become its enemy. 曾经保护威尼斯的护城河现今却成了它的大敌.
• Its starting - point is self - dispraise, and its great enemy is conceit. 其出发点是自贬, 其大敌是自负.
• Stays up late is the skin health care archenemy. 熬夜是皮肤保健的大敌.
• Conceit and complacency are the archenemy of unity. 骄傲自满是团结的大敌.
• Reform, as we know, is the enemy of revolution. 正如我们所知，改革是革命的大敌。