erratic

英 [ɪˈrætɪk]

美 [ɪˈrætɪk]

adj.  不规则的; 不确定的; 不稳定的; 不可靠的
n.  漂砾; 漂石

复数：erratics　

TOEFLIELTSGRETEM8

Collins.1 / BNC.9568 / COCA.10635

牛津词典

adj.

• 不规则的；不确定的；不稳定的；不可靠的
  not happening at regular times; not following any plan or regular pattern; that you cannot rely on
  1. The electricity supply here is quite erratic.
     这里的电力供应相当不稳定。
  2. She had learnt to live with his sudden changes of mood and erratic behaviour.
     她已经学会适应他那变幻莫测的情绪和难以捉摸的行为。
  3. Mary is a gifted but erratic player (= she does not always play well) .
     玛丽是一名有天赋的运动员，但发挥不稳定。

noun

• 漂砾；漂石
  a large rock that is different from the rock around and was left behind when a large mass of ice melted

柯林斯词典

• ADJ-GRADED 不稳定的;难以预测的；不规则的
  Something that iserraticdoes not follow a regular pattern, but happens at unexpected times or moves along in an irregular way.
  1. Argentina's erratic inflation rate threatens to upset the plans.
     阿根廷动荡不定的通货膨胀率可能会破坏那些计划。
  2. ...the family's erratic affairs.
     那个家庭发生的稀奇古怪的事情

双语例句

• The way India divvies up spectrum is unfair and erratic, which deters investment. It is also wasteful.
  印度的频谱分配方式既不公平也反复多变，抑制了投资，也造成了浪费。
• He is a very erratic football player.
  他是个技术非常不稳定的足球队员。
• 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。
• Their flight path is highly erratic.
  他们的飞行路线非常古怪。
• He's a very erratic player.
  他是一个反复无常的运动员。
• His behaviour throughout the tournament had become increasingly erratic.
  他在整届世界杯上的行为都变得日益古怪。
• He's so erratic and difficult to work with, don't you think?
  他那么奇怪，很难共事，你不觉得吗？
• Don't let the erratic behavior of someone you live with interfere with your professional performance.
  和你同住的人可能会行为古怪，别让他们影响你的工作业绩。
• Our rowboat's course was erratic after we lost the oars.
  丢了桨之后我们划艇的航向飘忽不定。
• Wally was easily removed from the pool, but Teri and Katie became erratic.
  沃利很轻易地就被移出了水池，可是特里和凯蒂变得难以对付。