unstable

英 [ʌnˈsteɪbl]

美 [ʌnˈsteɪbl]

adj.  不稳定的; 易变的; 变化莫测的; (行为、情绪)反复无常的; 易动(或倒下)的; 不稳固的

CET4CET6TOEFL

Collins.1 / BNC.6975 / COCA.7097

牛津词典

adj.

• 不稳定的；易变的；变化莫测的
  likely to change suddenly
  1. The political situation remains highly unstable.
     政局仍然十分动荡。
• （行为、情绪）反复无常的，不稳定的
  if people are unstable , their behaviour and emotions change often and suddenly because their minds are upset
• 易动（或倒下）的；不稳固的
  likely to move or fall
• 不稳定的；能衰变的
  not staying in the same chemical or atomic state
  1. chemically unstable
     化学上不稳定的

柯林斯词典

• ADJ-GRADED 不稳定的；不可靠的；动荡的
  You can describe something asunstableif it is likely to change suddenly, especially if this creates difficulty or danger.
  1. After the fall of Pitt in 1801 there was a decade of unstable government...
     1801年皮特倒台后，政府经历了10年的动荡。
  2. The situation is unstable and potentially dangerous.
     情况不稳定，可能有危险。
• ADJ-GRADED 不牢固的；松脱的
  Unstableobjects are likely to move or fall.
  1. Both clay and sandstone are unstable rock formations.
     黏土和砂岩都是不牢固的岩石构造。
• ADJ-GRADED （情绪）不稳定的，波动的
  If people areunstable, their emotions and behaviour keep changing because their minds are disturbed or upset.
  1. He was emotionally unstable...
     他情绪不稳定。
  2. Coleridge was also a highly unstable person.
     科尔里奇还是个情绪非常不稳定的人。

英英释义

adj

• subject to change
  1. a fluid situation fraught with uncertainty
  2. everything was unstable following the coup
  Synonym:fluid
• affording no ease or reassurance
  1. a precarious truce
  Synonym:precarious
• highly or violently reactive
  1. sensitive and highly unstable compounds
• disposed to psychological variability
  1. his rather unstable religious convictions
• suffering from severe mental illness
  1. of unsound mind
  Synonym:mentally illunsound
• lacking stability or fixity or firmness
  1. unstable political conditions
  2. the tower proved to be unstable in the high wind
  3. an unstable world economy

双语例句

• After the fall of Pitt in 1801 there was a decade of unstable government
  1801年皮特倒台后，政府经历了10年的动荡。
• So you see, that's the difference between stable equilibrium and unstable equilibrium.
  你们看，这就是，稳定平衡和，不稳定平衡的区别。
• The situation is unstable.
  时局不稳。
• The erratic fluctuation of market prices is in consequence of unstable economy.
  经济波动致使市场物价忽起忽落。
• Based on past experience, it is considered dangerous and unstable phenomenon.
  根据过去的经验，它被认为是危险和不稳定的现象。
• Both clay and sandstone are unstable rock formations.
  黏土和砂岩都是不牢固的岩石构造。
• Most complex and highly unstable method.
  最繁杂和最不稳定的方法。
• Her emotions were always as unstable as the light winds of april.
  她的感情总是象四月的无定准的轻风一样。
• He was emotionally unstable
  他情绪不稳定。
• Is the system unstable?
  是系统不稳定吗？