hard knocks 短语 不幸, 困苦, 挫折 释义与例句 n. 1. Plural of hard knock. 词汇关系 名词 同义词 2 hardship adversity 上位词 4 misfortune bad luck ill luck tough luck 下位词 9 disaster distress catastrophe affliction nadir extremity ill-being low-water mark victimization