exhalationn.
英 eksə'leɪʃ(ə)n
中文n. 蒸发，呼气；散发物
词根词源
exhalation (n.)late 14c., "act of exhalation; that which is exhaled," from Latin exhalationem (nominative exhalatio) "an exhalation, vapor," noun of action from past participle stem of exhalare "to breathe out" (see exhale).
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