attenuate

英 [əˈtenjueɪt]

美 [əˈtenjueɪt]

v.  使减弱; 使降低效力

过去分词：attenuated　过去式：attenuated　现在分词：attenuating　第三人称单数：attenuates　

GRE计算机

BNC.21122 / COCA.19661

牛津词典

verb

• 使减弱；使降低效力
  to make sth weaker or less effective
  1. The drug attenuates the effects of the virus.
     这药能减轻病毒的危害。

柯林斯词典

• VERB 使减轻；使减弱；使削弱
  Toattenuatesomething means to reduce it or weaken it.
  1. You could never eliminate risk, but preparation and training could attenuate it...
     风险不可能完全消除，但可以通过防范和培训来降低。
  2. Theirs had been an increasingly attenuated relationship.
     他们的关系日益冷淡。

英英释义

verb

• become weaker, in strength, value, or magnitude
• weaken the consistency of (a chemical substance)
  Synonym:rarefy

adj

• reduced in strength
  1. the faded tones of an old recording
  Synonym:attenuatedfadedweakened

双语例句

• Then the attenuate factor of atmosphere between scene and infrared sensor was calculated from atmosphere attenuate model.
  考虑大气对红外辐射的衰减作用，建立了大气的传输模型；
• BACKGROUND: Radix Salvia Miltiorrhiza can effectively attenuate kanamycin induced hearing loss in CBA mice.
  背景：丹参可有效减轻卡那霉素对CBA小鼠的耳毒性效应；
• Outside the min distance the volume starts to attenuate.
  在最小距离之外，音量开始减弱。
• Careful shielding will usually attenuate normal mode noise, and many instruments have internal filtering to reduce the effects of such noise even further.
  仔细的屏蔽通常能够衰减串模噪声，很多仪器都有内部的滤波器以进一步降低这种噪声的影响。
• In a forest, wet wood and needles attenuate the signals.
  在森林中，潮湿的树木与针叶会使讯号变弱。
• Then we got involved with trying to find polymers that attenuate radiation.
  接著我们致力于找出能够减弱辐射的聚合物。
• Attenuate or reduce in vigor, strength, or validity by polishing or purifying.
  在精力力量或有效性方面通过打磨或净化来削弱或减少。
• Theirs had been an increasingly attenuated relationship.
  他们的关系日益冷淡。
• We are asking a network or system to attenuate certain frequencies.
  我们正在要求一个网络或系统去压制某些频率。
• Mainly used three methods, including including the F-K domain filter, internal excision and the energy decay method to attenuate multiple and obtained a more ideal result.
  主要采用了F-K域滤波法、内切除和近道能量衰减法压制多次波三种技术，取得了较好的效果。