ignorant, illiterate

形容詞 ignorant:

1. uneducated in general; lacking knowledge or sophistication
   同義詞：nescient, unenlightened, unlearned, unlettered
2. uneducated in the fundamentals of a given art or branch of learning; lacking knowledge of a specific field
   同義詞：illiterate
3. unaware because of a lack of relevant information or knowledge
   同義詞：unknowledgeable, unknowing, unwitting

1. He confessed himself (to be) totally ignorant of their plans.
   他承認(rèn)自己對(duì)於他們的計(jì)劃一無(wú)所知。
2. She regarded her critics as ignorant and prejudiced.
   她認(rèn)為那些批評(píng)她的人既無(wú)知又存有偏見。
3. I'm ignorant of his plan.
   我對(duì)他的計(jì)劃一無(wú)所知。
4. Ignorant children sometimes laugh at beggars and tramps.
   無(wú)知的孩子們有時(shí)會(huì)嘲笑乞丐和無(wú)家可歸的人。
5. His ignorant behaviour at the dinner table caused much embarrassment.
   他在餐桌上舉止粗魯，在座的人頗為難堪。
6. He's so ignorant that he cannot write his own name.
   他很無(wú)知，連自己的名字都寫不出。

ig.no.rant

adj.（形容詞）
Lacking education or knowledge.
無(wú)知的，愚昧的：缺少教育或知識(shí)的
Showing or arising from a lack of education or knowledge:
顯示無(wú)知的或由無(wú)知產(chǎn)生的：
例句：
an ignorant mistake.
很愚蠢的錯(cuò)誤

Unaware or uninformed.
無(wú)知覺(jué)的，消息不靈通的

來(lái)源：
Middle English ignoraunt
中古英語(yǔ) ignoraunt
from Old French ignorant
源自 古法語(yǔ) ignorant
from Latin ignôr3ns ignôrant- [present participle of] ignôr3re [to be ignorant, not to know] * see gnô-
源自 拉丁語(yǔ) ignôr3ns ignôrant- [] ignôr3re的現(xiàn)在分詞 [顯得無(wú)知，不知道] *參見 gnô-

【引伸】
ig.norantly
adv.（副詞）
<參考詞匯><同義詞>ignorant,uneducated,untaught,unlearned,untutored,unlettered,illiterateThese adjectives mean lacking in knowledge or education.
這些形容詞的意思都是指缺少知識(shí)或教育的。
Ignorant can refer to a person`s low level of knowledge in generalor to the person`s lack of information about or awareness of a specific fact or subject:
Ignorant 一詞可指一個(gè)人總體上的知識(shí)水平很低，也可指一個(gè)人對(duì)特定事件或主題缺少了解或知曉：
例句：
was ignorant of the hidden dangers.
不知道潛伏的危險(xiǎn)。

Uneducated, untaught, unlearned, anduntutored imply lack of schooling:
Uneducated，untaught，unlearned 和untutored 指的是缺少學(xué)校教育：
例句：
uneducated youngsters;
沒(méi)受過(guò)教育的年輕人；

例句：
untaught people whose verbal skills are grossly deficient;
語(yǔ)言技巧極度匱乏的沒(méi)上過(guò)學(xué)的人們；

例句：
an unlearned group incapable of understanding complex issues;
不懂復(fù)雜問(wèn)題的沒(méi)念過(guò)書的一群人；

例句：
an untutored genius.
自學(xué)成長(zhǎng)的天才。

Unlettered describes one deficient in book learning:
Unlettered 一詞是指書本知識(shí)的匱乏：
例句：
exhibited contempt for his unlettered colleagues.
對(duì)他肚子里缺少墨水的同事顯得不屑一顧。

Illiterate most often refers to the inability to meet an established minimum level of achievement in reading and writing:
Illiterate 則常常指達(dá)不到最低閱讀和寫作水平的：
例句：
developed special tutorials to assist the illiterate sector of society.
建立特殊教育來(lái)幫助社會(huì)上不識(shí)字的人們。