To boast about one's achievements and be overly confident of success; to be complacent and assume victory.
他总是喜欢在项目开始前就矜功负胜，结果常常因为轻敌而导致失误。
He always likes to boast about his past achievements and act overconfident before a project even begins, often leading to mistakes because he underestimates the challenges.
Era:
Ancient
Frequency:
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