1. 每次进攻重要城市，他似乎都以大无畏的精神充当先锋，而且攻无不克，战无不胜。
He seemed to spearhead every important city so fearlessly and successfully.
2. 我国古代游牧民族，在长期的生活经验中总结出，只有建立一个高度统一的民族部落，才是一个攻无不克、战无不胜的民族。
Nomadic in ancient China, summarized in the long-term life experience, only by establishing a highly unified nation tribe, is one succeed in all attacks, invincible people.