spontaneous是什么意思？

spontaneous

英[spɒnˈteɪniəs] 美[spɑnˈteɪniəs]

• adj. 自发的，自然的，天然产生的，无意识的；

副词：spontaneously;

例句

• a wonderfully spontaneous performance of the symphony 交响乐团精彩的即兴表演
• spontaneous verbal utterance 朴素的语言发声
• The eruption of a volcano is spontaneous. 火山的爆发是自发的。
• Coal Mine, its coal seam is easily spontaneous fire. 大雁二矿煤种为褐煤, 属易自燃发火煤层.
• Objective To evaluate the the portal hypertensive gastropathy and the existence of spontaneous splenorenal shunts. 目的探讨自发性脾肾分流对门静脉高压性胃病的影响.
• The disease has an unpredictable course with exacerbations and spontaneous remissions. 目前该病的进程难以预计,病情可逐渐恶化或自发性缓解.
• Objective To improve the awareness of self - care in gravidas and encourage spontaneous delivery. 目的提高孕妇 自我 保健意识,促进自然分娩.
• There are many factors influencing spontaneous combustion in goaf and their relative essentialities are different. 采空区自然发火的影响因素很多,各因素之间的相对重要性不同.
• On a global scale, there are many coalfields suffered from spontaneous combustion of coal seam problems. 在全球范围内, 许多煤田都存在煤层自燃问题.
• Conclusion Chromosome abnormality is one of the causes of spontaneous abortions. 结论:染色体异常是导致反复自然流产的原因之一.

同义词

• adj.
  spontaneous的同义词之：自发的
  automatic, instinctive, inherent, natural,
• spontaneous的同义词之：其他释义
  natural, instinctive, voluntary, inherent, involuntary, extemporaneous, option, automatic,

反义词

• adj.
  spontaneous的反义词之：自发的;非强制的
  compulsory,
• spontaneous的反义词之：其他释义
  compulsory, studied,

柯林斯高阶英汉双解学习词典释义

• ADJ-GRADED
  (行为)自然的，自发的
  Spontaneous acts are not planned or arranged, but are done because someone suddenly wants to do them.
  例句
  Diana's house was crowded with happy people whose spontaneous outbursts of song were accompanied by lively music... 戴安娜的家里挤满了兴奋的人们，他们伴着欢快的音乐不由自主地引吭高歌。 I joined in the spontaneous applause. 我跟着也自然而然地鼓起掌来。
• ADJ
  自然的，自发的(指由于内部原因而非外界影响所引起的)
  A spontaneous event happens because of processes within something rather than being caused by things outside it.
  例句
  I had another spontaneous miscarriage at around the 16th to 18th week. 我在大约第 16 至 18 孕周时又经历了一次自然流产。 ...a spontaneous explosion. 自爆

英英词典释义

• Adjective
  1. happening or arising without apparent external cause;
  "spontaneous laughter""spontaneous combustion""a spontaneous abortion"
  2. said or done without having been planned or written in advance;
  "he made a few ad-lib remarks"
  3. produced without being planted or without human labor;
  "wild strawberries"

行业词典

• 体育： 自生的；自发的；自然的；天然的；
  医学： 自发的，本能的；特发的，自生的；