不甘示弱 Not willing to be outdone
Explanation
不甘心自己比别人差，要较量一下，比个高低。
Not willing to show oneself inferior to others, wanting to compete and compare.
Origin Story
话说唐朝时期，有个叫李白的诗人，他从小就才华横溢，对诗词创作充满热情。一天，他与一位名不见经传的诗人相遇，两人约定进行诗词创作比赛。李白不甘示弱，挥毫泼墨，写下了一首首气势磅礴，情感真挚的诗歌，而那位诗人也不甘示弱，写出了许多诗词佳作。两人你来我往，诗词佳作不断涌现，最终，他们惺惺相惜，成为了好朋友。
In the Tang Dynasty, there was a poet named Li Bai. He was talented since childhood and was passionate about poetry creation. One day, he met a little-known poet. They agreed to hold a poetry competition. Li Bai, not to be outdone, wrote magnificent poems with strong emotions. The other poet also stood his ground and created many wonderful works. The two went back and forth, constantly creating poems and masterpieces. In the end, they appreciated each other and became good friends.
Usage
表示不甘心落后，要努力赶超别人，勇于竞争。
Expresses the unwillingness to lag behind, one will work hard to surpass others and dare to compete.
Examples
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他毫不示弱地反驳了我的观点。
ta haohuoshiruede fanbole le wo de guangdian.
He refuted my point of view without showing weakness.
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面对强敌，他们不甘示弱，奋勇作战。
mian dui qiangdi, tamen buganshirue, fenyong zuozhan.
Faced with a strong enemy, they fought bravely without showing weakness.