involuntary

汉语翻译

a. 自然而然的, 无意识的, 不知不觉的, 偶然的, 不随意的
【医】 不随意的
【经】 非自愿的, 非故意的

词型变化

名词:involuntariness 副词:involuntarily 

英语解释

形容词 involuntary:

not subject to the control of the will- John F.Kennedy同义词：nonvoluntary, unvoluntarycontrolled by the autonomic nervous system; without conscious control

例句

An involuntary of joy escaped from her lips.她那情不自禁的喜悦脱口而出。A sudden, involuntary, spasmodic muscular contraction causing severe pain, often occurring in the leg or shoulder as the result of strain or chill.痉挛一种由于紧张或寒冷而导致的肌肉突发性、无意识的、间歇性的紧缩，能导致剧烈的疼痛，通常发生在腿部或肩部The involuntary and consistent response of an organism to a given stimulus.生理反应生物体对所受到的刺激作出的无意识的连贯反应She gave an involuntary smile.她不由自主地笑了笑。

详细解释

in.vol.un.tar.y

adj.（形容词）
Acting or done without or against one`s will:
非自愿的：无意或非本意而做的：
例句：
an involuntary participant in what turned out to be an argument.
无意中参加了一场争论的人

Not subject to control of the volition:
不自觉的：不受意志力控制的：
例句：
gave an involuntary start.See Synonyms at spontaneous
不禁吓了一跳参见 spontaneous


【引伸】
invol.untar.ily

invol.untar.iness
n.（名词）