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attenuate

英 [?'tenj?e?t] 美[?'t?njuet]
  • adj. 減弱的;稀薄的;細(xì)小的
  • vt. 使減弱;使纖細(xì)
  • vi. 變纖細(xì);變?nèi)?/li>

GRE擴(kuò)展詞匯

詞態(tài)變化


第三人稱單數(shù):?attenuates;過去式:?attenuated;過去分詞:?attenuated;現(xiàn)在分詞:?attenuating;名詞:?attenuation;

助記提示


1. at- "to" + tenu- + -ate.
2. 含義:make thin, make less.
3. => enfeebled, weak.
4.【信號(hào)處理】專業(yè)術(shù)語(yǔ),對(duì)比記憶,信號(hào)放大與衰減:amplify(放大)<===> attenuate(衰減、減弱)。

中文詞源


attenuate 減弱,變細(xì)

前綴at-同ad-. 詞根ten, 持有,握住,見tenure. 引申義伸長(zhǎng),拉伸,見tend, 引申義變細(xì),減輕,見該詞,或extenuate, 減輕。

英文詞源


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.

雙語(yǔ)例句


1. You could never eliminate risk, but preparation and training could attenuate it.
風(fēng)險(xiǎn)不可能完全消除,但可以通過防范和培訓(xùn)來降低。

來自柯林斯例句

2. Then we got involved with trying to find polymers that attenuate radiation.
接著我們致力于找出能夠減弱輻射的聚合物.

來自《簡(jiǎn)明英漢詞典》

3. In a forest, wet wood and needles attenuate the signals.
在森林中, 潮濕的樹木與針葉會(huì)使訊號(hào)變?nèi)?

來自《簡(jiǎn)明英漢詞典》

4. We are asking a network or system to attenuate certain frequencies.
我們正在要求一個(gè)網(wǎng)絡(luò)或系統(tǒng)去壓制某些頻率.

來自辭典例句

5. Attaching strings to your offer will attenuate your chance to sell off the goods.
在你們的報(bào)盤上增加附加條件就會(huì)減少你們售出貨物的機(jī)會(huì).

來自辭典例句