Question

volatile a.反复无常的；挥发性的 volatile (adj.) 1590s "fine or light," also "evaporating rapidly" (c.1600), from Middle French volatile, from Latin volatilis "fleeting, transitory; swift, rapid; flying, winged," from past participle stem of volare "to fly" (see volant). Sense of "readily changing, flighty, fickle" is first recorded 1640s. Volatiles in Middle English meant "birds, butterflies, and other winged creatures" (c.1300). 【记】valentine 情人节，爱情总是变化莫测,多变不稳定的；音：乌拉，俄语欢呼 + tile 瓦，欢呼雀跃地能摸到房顶的瓦片，指能飞，象空气，蒸汽般，引申为象气体般多变；volleyball 排球飞起来

Accepted Answer

['vɔlətail] 【英】 adj.反复无常的(subj ect to rapid or unexpected change)；挥发性的(readily vaporizable)【考】 volatile : temper / ready : wit(易变的脾气/敏捷的 智慧)craven : heroic / volatile : constant(懦弱对英勇/易变对 不变)volatile : evaporate / soluble : dissolve(易挥发的容易挥发/ 易溶解的容易溶解)反义词：stable(稳定 的); constant(稳定的)【记】 volat(飞)+ile→飞走 的，挥发性的【同】 同根词：volant(飞行 的，敏捷的)；volary (大型鸟舍)【例】 volatile solvent(挥发性溶剂) / a volatile disposition(朝三暮 四的脾性) adj. (脾气等)反复无常的; 挥发性的; 不稳定的【记】vola = volcano(n 火山), tile: 活火山是不稳定的【类】volatile: temper = ready: wit易变的脾气 = 敏捷的智慧craven: heroic = volatile: constant懦弱不是英勇的 = 易变不是不变的volatile: evaporate = soluble: dissolve易挥发的容易挥发 = 易溶解的容易溶解rile: volatile = ? 搅浑浊导致不稳定的 = ?【反】stable(adj 稳定的); constant(adj 稳定的); imperturbable(adj 沉着冷静的)

单词	volatile
音标	['vɔlətail]
解释	a.反复无常的；挥发性的
红宝书	【英】 adj.反复无常的(subj ect to rapid or unexpected change)；挥发性的(readily vaporizable) 【考】 volatile : temper / ready : wit(易变的脾气/敏捷的智慧)craven : heroic / volatile : constant(懦弱对英勇/易变对不变)volatile : evaporate / soluble : dissolve(易挥发的容易挥发/ 易溶解的容易溶解)反义词：stable(稳定的); constant(稳定的) 【记】 volat(飞)+ile→飞走的，挥发性的【同】同根词：volant(飞行的，敏捷的)；volary (大型鸟舍) 【例】 volatile solvent(挥发性溶剂) / a volatile disposition(朝三暮四的脾性)
字源	volatile (adj.) 1590s "fine or light," also "evaporating rapidly" (c.1600), from Middle French volatile, from Latin volatilis "fleeting, transitory; swift, rapid; flying, winged," from past participle stem of volare "to fly" (see volant). Sense of "readily changing, flighty, fickle" is first recorded 1640s. Volatiles in Middle English meant "birds, butterflies, and other winged creatures" (c.1300).
不择手段背单词	adj. (脾气等)反复无常的; 挥发性的; 不稳定的【记】vola = volcano(n 火山), tile: 活火山是不稳定的【类】volatile: temper = ready: wit易变的脾气 = 敏捷的智慧craven: heroic = volatile: constant懦弱不是英勇的 = 易变不是不变的volatile: evaporate = soluble: dissolve易挥发的容易挥发 = 易溶解的容易溶解rile: volatile = ? 搅浑浊导致不稳定的 = ? 【反】stable(adj 稳定的); constant(adj 稳定的); imperturbable(adj 沉着冷静的)
趣味全助记	【记】valentine 情人节，爱情总是变化莫测,多变不稳定的；音：乌拉，俄语欢呼 + tile 瓦，欢呼雀跃地能摸到房顶的瓦片，指能飞，象空气，蒸汽般，引申为象气体般多变；volleyball 排球飞起来

Volatile Temper Heroic Evaporate Middle 稳定的 Vɔlətail A.反复无常的；挥发性的