dither

英 [ˈdɪðə(r)]

美 [ˈdɪðər]

v.  犹豫不决; 踌躇
n.  犹豫不决; 踌躇; 紧张; 焦虑; 慌乱

过去式：dithered　现在分词：dithering　过去分词：dithered　复数：dithers　第三人称单数：dithers　

TEM8

Collins.1 / BNC.18861 / COCA.25282

牛津词典

verb

• 犹豫不决；踌躇
  to hesitate about what to do because you are unable to decide
  1. She was dithering over what to wear.
     她拿不定主意穿什么好。
  2. Stop dithering and get on with it.
     别再犹豫了，继续干吧。

noun

• 犹豫不决；踌躇
  a state of not being able to decide what you should do
  1. I'm in a dither about who to invite.
     我拿不定主意邀请谁。
• 紧张；焦虑；慌乱
  a state of excitement or worry
  1. Don't get yourself in a dither over everything.
     不要什么事都紧张兮兮的。

柯林斯词典

• VERB 犹豫不决;踌躇
  When someonedithers, they hesitate because they are unable to make a quick decision about something.
  1. We're still dithering over whether to marry...
     我们仍在犹豫要不要结婚。
  2. If you have been dithering about buying shares, now could be the time to do it.
     如果你一直在犹豫是否要买股票，现在或许是买的时候了。

英英释义

noun

• an excited state of agitation
  1. he was in a dither
  2. there was a terrible flap about the theft
  Synonym:potherfusstizzyflap

verb

• make a fuss
  Synonym:flappother
• act nervously

双语例句

• Experiments show this algorithm has a faster convergence speed and the dither signal can be removed effectively.
  结果表明，该算法具有较快的收敛速度且能够有效去除激光陀螺计数脉冲中的抖动成分。
• Some of the public thought it looked as if she felt she had something to prove, or as if she were afraid of her own femininity; as if this was a sign that as a leader she would dither in important matters, as well.
  在一些民众看来，这副打扮显得希拉里认为自己必须证明点什么，或者她是在害怕自己身上的女性特质，这似乎也是一个信号，表明她作为领导人遇到大事时会犹豫不决。
• It artificially softens the borders of shadows; when the Samples is set very low, you can expect poor results, so Dither is better used with medium Samples values.
  这样可以逼真地锐化阴影的边界；当采样值很低时，效果很差，所以抖动和中度采样值一起使用。
• And the Fed has perhaps learned that it is better to act swiftly rather than dither.
  联合理事会也许已经学会了更好的快速执行而不是犹豫不决。
• Several main frequency-biasing techniques were introduced, and rate bias technique was compared with dither bias technique.
  综述了几种主要的偏频技术，比较了目前卓有成效的速率偏频技术和机械抖动偏频技术；
• The approaches to improve the performance of dither mechanism are discussed.
  分析了抖动机构的性能要求，根据这些要求对抖动机构的设计方法进行了研究。
• He's in a terrible dither, poor soul.
  他紧张得慌了手脚，可怜的家伙。
• Mr Obama also had good reason to dither over this particular conflict.
  奥巴马也有充分的理由对这场冲突犹豫不决。
• Around my office there is an enormous choice of different sandwich bars and every day I dither between them.
  在我的办公室周围，有很多不同的三明治餐厅，每天我都会因为要在其中进行选择而紧张不安。
• He tends to get all of a dither when there are many possible choices.
  面临很多选择时，他便会犹豫不决。