苦练 kǔliàn HSK7 train hard Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: hard work All meanings 3 kǔliàn 3 train hard 2hard work 1 1 sentence for 苦练 (kǔliàn — hard work) 冰冻三尺非一日之寒,他的成功离不开长期的苦练。 bīngdòngsānchǐ fēi yī rì zhī hán, tā de chénggōng líbukāi chángqī de kǔliàn. Rome wasn't built in a day; his success is inseparable from long-term hard practice. Source: Dong Chinese Dictionary