alleviationn.
英 ə,liːvɪ'eɪʃən | 美 ə,livɪ'eʃən
中文n. 缓和；镇痛物
词根词源
alleviation (n.)early 15c., from Middle French aleviacion or directly from Medieval Latin alleviationem (nominative alleviatio), noun of action from past participle stem of alleviare (see alleviate).
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