distillationn.
英 ,dɪstɪ'leɪʃn | 美 ,dɪstl'eʃən
中文n. 精馏，蒸馏，净化；蒸馏法；精华，蒸馏物
词根词源
distillation (n.)late 14c., "process of distilling," from Late Latin distillationem (nominative distillatio), noun of action from past participle stem of distillare (see distill). Meaning "product of distilling" is from 1590s.
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