有苦说不出 (有苦說不出) yǒu kǔ shuōbùchū

yǒu kǔ shuōbùchū phrase having unspeakable bitter suffering
Domain: Modern Chinese 现代汉语
Notes: (CC-CEDICT '有苦說不出')

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哑巴吃黄连,有苦说不出