effusionn.
英 ɪ'fjuːʒ(ə)n | 美 ɪ'fjuʒn
中文n. 渗出；泻出；渗漏物
词根词源
effusion (n.)c. 1400, "a pouring out," from Middle French effusion (14c.) and directly from Latin effusionem (nominative effusio) "a pouring forth," noun of action from past participle stem of effundere "pour forth, spread abroad; to lavish, squander, waste," from ex- "out" (see ex-) + fundere "pour" (see found (v.2)). Figuratively, of speech, emotion, etc., from 1650s.
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