volatile: 不稳定的; easily aroused or changeable; lively or explosive
1) evaporating easily; explosive, changeable
2) 1. a. tending to vary often or widely, as in price
b. inconstant; fickle
c. lighthearted; flighty
d. ephemeral; fleeting
2. tending to violence; explosive
3) changeable; explosive; evaporation rapidly
4) readily changing to a vapor; changeable; fick; explosive
5) easily aroused or changeable; lively or explosive
* n. volatility
instable : volatility :: harmonious : congruence
craven : heroic :: volatile : constant (OPPOSITE)
volatile : temper :: ready : wit
volatile : evaporate :: soluble : dissolve
volatile <> constant, stable
imperturbability ↔ volatility
Fearing the substitute teacher’s volatile temper, the children were quiet and obedient.
Syn: volatility, gaseous; capricious, unstable，capricious, erratic, fickle, inconsistent, inconstant, mercurial, temperamental
His volatile personality made it difficult to predict his reaction to anything.
多变的： characterized by or subject to rapid or unexpected change
【例】a boss of volatile moods 一个性情多变的老板‖The stock market can be very volatile. 股 市瞬息万变。
【近】 capricious, changeable, fluid, inconstant, mercurial, skittish, temperamental, variable, versatile
【反】 certain, changeless, constant, immutable, invariable, settled, stable, stationary, steady, unchangeable, unvarying 固定的，不变的
【派】 volatility n. 易变性，易挥发性
新gre考试已经陆陆续续被很多考生体验过，根据ets的考察方向及考生的反应，新gre对单词的考察并没有降低反而还有所提高，因此备考新gre考试词汇仍是迫在眉睫的问题，俗话说：“万丈高楼平地起”只有精确熟练的掌握了词汇，才可能在征服新gre考试的道路上立于不败之地。
