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attenuate

英 [ə'tenjʊeɪt] 美[ə'tɛnjuet]
  • adj. 减弱的;稀薄的;细小的
  • vt. 使减弱;使纤细
  • vi. 变纤细;变弱

GRE扩展词汇

词态变化


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

助记提示


1. at- "to" + tenu- + -ate.
2. 含义:make thin, make less.
3. => enfeebled, weak.
4.【信号处理】专业术语,对比记忆,信号放大与衰减:amplify(放大)<===> attenuate(衰减、减弱)。

中文词源


attenuate 减弱,变细

前缀at-同ad-. 词根ten, 持有,握住,见tenure. 引申义伸长,拉伸,见tend, 引申义变细,减轻,见该词,或extenuate, 减轻。

英文词源


attenuate (v.)
"to make thin, to make less," 1520s, from Latin attenuatus "enfeebled, weak," past participle of attenuare "to make thin, lessen, diminish," from ad- "to" (see ad-) + tenuare "make thin," from tenuis "thin" (see tenet). Related: Attenuated; attenuating. Earlier was Middle English attenuen "to make thin (in consistency)," early 15c.

双语例句


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。

来自柯林斯例句

2. 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.

来自《简明英汉词典》

3. 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.

来自《简明英汉词典》

4. 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.

来自辞典例句

5. Attaching strings to your offer will attenuate your chance to sell off the goods.
在你们的报盘上增加附加条件就会减少你们售出货物的机会.

来自辞典例句