unnecessary 核心詞議：
adj. 不必要的；多余的，無(wú)用的
unnecessary 基本解釋
adj. 不必要的，多余的；無(wú)用的，無(wú)益的；無(wú)須
速記方法
速記技巧
詞根詞綴法
un-否定+ne-否定+-cess-行走，退讓→離開(kāi)+-ary形容詞詞尾→可以離開(kāi)的
知識(shí)擴(kuò)展
同根詞匯
unnecessarily 不必要地；多余地
重要短語(yǔ)
unnecessary expenses 不必要的開(kāi)支
中文詞源
中文詞源：
unnecessary
精選例句
1、 It’s more likely that none of us start a conversation because it’s awkward and challenging, or we think it’s annoying and unnecessary.
更有可能的是，我們沒(méi)有人開(kāi)始交談，因?yàn)檫@很尷尬，很有挑戰(zhàn)性，或者我們認(rèn)為這很煩人，沒(méi)有必要。[機(jī)器自動(dòng)翻譯，如有錯(cuò)誤，感謝糾錯(cuò)]
2、 I hate unnecessary waste.
我憎恨不必要的浪費(fèi)。
1、 ''These extra features are deemed unnecessary by the majority of shoppers, which probably reflects how these types of products are typically more expensive than regular toilet paper, even when on special offer.
“大多數(shù)購(gòu)物者認(rèn)為這些額外的功能是不必要的，這可能反映了這類(lèi)產(chǎn)品通常比普通衛(wèi)生紙更貴，即使是在特價(jià)時(shí)。”
1、 But overall, we suspect that a lot of unnecessary or even dangerous tests and[P] The House bill would authorize the secretary of health and human services to negotiate drug prices in Medicare and Medicaid.
但總的來(lái)說(shuō)，我們懷疑有很多不必要的甚至危險(xiǎn)的測(cè)試，眾議院的法案將授權(quán)衛(wèi)生和公共服務(wù)部長(zhǎng)就醫(yī)療保險(xiǎn)和醫(yī)療補(bǔ)助計(jì)劃的藥品價(jià)格進(jìn)行談判。
1、 Further arrangements – and there may be many – between the NHS and DeepMind will be carefully scrutinised to ensure that all necessary permissions have been asked of patients and all unnecessary data has been cleaned.
NHS和DeepMind之間的進(jìn)一步安排——可能會(huì)有很多——將被仔細(xì)審查，以確保所有必要的許可都得到了患者的許可，所有不必要的數(shù)據(jù)都被清理了。
常見(jiàn)考點(diǎn)例句：
- Being afraid of high cholesterol is totally unnecessary .
- 害怕的高膽固醇是完全不必要的。
- Conventional war with china is , and will likely remain , unnecessary and unlikely .
- 與中國(guó)的傳統(tǒng)戰(zhàn)爭(zhēng)是，也將是很可能是維持的，不必要的和不太可能的。
- No point in creating totally unnecessary conflicts .
- 沒(méi)必要制造完全不需要的沖突。
- The company says unions are unnecessary for its employees .
- 公司聲稱(chēng)工會(huì)對(duì)于它的雇員來(lái)說(shuō)是多余的。
- In a floating exchange-rate regime reserve accumulations should also be unnecessary .
- 在浮動(dòng)匯率機(jī)制下，儲(chǔ)備的累積也應(yīng)是多余的。