Unable to restrain oneself, especially when feeling excited or anxious.
按捺压抑，忍耐。心里急燥，克制不住。
明·冯梦龙《警世通言·白娘子水镇雷峰塔》不想遇着许宣……按捺不住，一时冒范天条。”
He couldn't contain his excitement and blurted out the news.
Learn the next connected idiom: 按捺不住 (àn nà bù zhù) → 助人为乐 (zhù rén wéi lè)
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