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(guò)去式:?attenuated;過(guò)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(jiàn)tenure. 引申義伸長(zhǎng)，拉伸，見(jiàn)tend, 引申義變細(xì)，減輕，見(jiàn)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(guò)防范和培訓(xùn)來(lái)降低。
來(lái)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(lái)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(shù)木與針葉會(huì)使訊號(hào)變?nèi)?
來(lái)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(lái)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(lái)自辭典例句