naive

形容词 naive:

1. marked by or showing unaffected simplicity and lack of guile or worldly experience
   同义词：naif
2. of or created by one without formal training; simple or naive in style
   同义词：primitive
3. inexperienced
4. lacking information or instruction
   同义词：uninstructed, unenlightened
5. not initiated; deficient in relevant experience
   同义词：uninitiate, uninitiated

1. He is so naive as to believe such a lie.
   他竟然幼稚得连这种谎言都相信。
2. Lacking sophistication or worldly experience; naive.
   幼稚的，天真的不世故的，天真的
3. The politician made a naive decision.
   这个政治家做了一个幼稚的决定。
4. He derides her naive attitude.
   他嘲弄她天真的态度。

naive 或 na.ôve

adj.（形容词）

Lacking worldliness and sophistication; artless.
缺乏俗气和世故的；自然的
Simple and credulous as a child; ingenuous.
天真的：如同孩子般简单和易轻信的；天真的
Lacking critical ability or analytical insight; not subtle or learned:
幼稚的：缺乏批评能力或分析眼光的；不敏感的或没有经验的：
例句：
.this extravagance of metaphors, with its naive bombast.(H.L. Mencken)
.这些隐喻的夸张，带着天真的高调.(H.L.门琴)

Not previously subjected to experiments:
未实验的：以前未曾用作实验的：
例句：
testing naive mice.
测试未试验过的老鼠

Not having previously taken or received a particular drug:
未用过的：以前从未用过的特别的药物：
例句：
persons naive to marijuana.
没用过大麻的人

n.（名词）
One who is artless, credulous, or uncritical.
天真的人，易轻信的人，无批判力的人

来源：
French naôve [feminine of] naôf
法语 naôve [] naôf的阴性词
from Old French [natural, native]
源自 古法语 [自然的，天真的]
from Latin n3tovus [native, rustic]
源自 拉丁语 n3tovus [天真的，粗俗的]
from n3tus [past participle of] n3sco [to be born] * see gen…-
源自 n3tus [] n3sco的过去分词 [出生] *参见 gen…-

【引伸】
naive.ly
adv.（副词）
naive.ness
n.（名词）
<参考词汇><同义词>naive,simple,ingenuous,unsophisticated,natural,unaffected,guileless,artlessThese adjectives mean free from guile, cunning, or sham.
这些形容词都含有不狡诈、不狡猾或不虚伪的意思。
Naive suggests the simplicity of nature;it sometimes connotes a credulitythat impedes effective functioning in a practical world:
Naive 意在表示本性的单纯；有时它有轻信的意思，在现实生活中有时阻碍有效的工作：
例句：
.this naive simple creature, with his straightforward and friendly eyes so eager to believe appearances. (Arnold Bennett).
.这个天真的小家伙，友善率直的眼睛如此轻易相信表面现象. （阿诺德·贝内特）。

Simple stresses absence of complexity, artifice, pretentiousness, or dissimulation;it may imply a favorable quality, such as openness of character, or an unfavorable one, such as lack of good sense:
Simple 强调不复杂、无巧饰、不伪装或不掩饰；它也可以含有好的品质（如性格开朗）或不好的品质（如缺乏好的鉴赏力）：
例句：
.Those of highest worth and breeding are most simple in manner and attire. (Francis Parkman).
.那些最有名望和教养的人在穿着举止上最为朴素自然. （弗朗西斯·帕克曼）。

例句：
.He was one of those simple men that love and sympathize with children. (W.H. Hudson).
.他是那种性格开朗的人之一，爱护同情孩子. (W·H·哈得孙）。

例句：
.Among simple people she had the reputation of being a prodigy of information. (Harriet Beecher Stowe).
.在普通人当中，她享有信息通的美名. （哈里特·比彻·斯托）。

Ingenuous denotes childlike directness, simplicity, and innocence;it connotes an inability to mask one`s feelings:
Ingenuous 着重于孩子般的直率、单纯和天真；它暗示缺乏掩饰自己情感的能力：
例句：
an ingenuous admission of responsibility.
坦诚地承认义务。

Unsophisticated indicates absence of worldly wisdom:
Unsophisticated 强调不谙世故：
例句：
The sights of Paris bowled over the unsophisticated tourists.
巴黎景色让不谙世故的旅游者们大吃一惊。

Natural stresses spontaneity that is the result of freedom from self-consciousness or inhibitions:
Natural 强调由于没有自我意识或心理抑制而产生的自然：
例句：
.When Kavanagh was present, Alice was happy, but embarrassed; Cecelia, joyous and natural. (Henry Wadsworth Longfellow).
.当卡瓦纳出现时，爱丽斯很高兴但有点窘迫；切切里，快乐而自然. （亨利·沃兹沃斯·朗费罗）。

Unaffected implies sincerity and lack of affectation:
Unaffected 指真诚而不做作：
例句：
.With men he can be rational and unaffected, but when he has ladies to please, every feature works. (Jane Austen).
.和男人们在一起他可以相当真诚和理智，但当他要讨小姐们欢心时他会极尽谄媚之能事. （简·奥斯汀）。

Guileless signifies absence of insidious or treacherous cunning:
Guileless 强调没有隐患或奸诈阴险：
例句：
a harmless, honest, guileless creature;
无害的、诚实的、坦率的小家伙；

例句：
a guileless, disarming look.
真诚的化解敌意的一瞥。

Artless stresses absence of plan or purpose, as to mislead,and suggests a lack of concern for or awareness of the reaction produced in others:
Artless 强调无计划或目的，引起误导，并有对别人的反应缺乏关心或意识的意思：
例句：
a woman of artless grace and simple goodness.
淡漠雅致而又淳朴善良的女子