spontaneous

英 [spɒnˈteɪniəs]

美 [spɑːnˈteɪniəs]

adj.  自发的; 非筹划安排的; 常心血来潮的; 自然的; 自身造成的

CET4CET6考研TOEFLIELTSGRETEM8医学

Collins.2 / BNC.5599 / COCA.6576

牛津词典

adj.

• 自发的；非筹划安排的
  not planned but done because you suddenly want to do it
  1. a spontaneous offer of help
     主动提出帮助
  2. The audience burst into spontaneous applause.
     观众自发地鼓起掌来。
• 常心血来潮的
  often doing things without planning to, because you suddenly want to do them
• 自发的；自然的；自身造成的
  happening naturally, without being made to happen
  1. spontaneous remission of the disease
     疾病的自然缓解
• 自然的；非勉强的；无雕饰的
  done naturally, without being forced or practised
  1. a tape recording of spontaneous speech
     一段自然讲话的磁带录音
  2. a wonderfully spontaneous performance of the piece
     对那支乐曲极其淳朴自然的演奏

柯林斯词典

• ADJ-GRADED (行为)自然的，自发的
  Spontaneousacts are not planned or arranged, but are done because someone suddenly wants to do them.
  1. 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。
  2. 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)
  Aspontaneousevent happens because of processes within something rather than being caused by things outside it.
  1. 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。
  2. ...a spontaneous explosion.
     自爆

英英释义

adj

• said or done without having been planned or written in advance
  1. he made a few ad-lib remarks
  Synonym:ad-libunwritten
• happening or arising without apparent external cause
  1. spontaneous laughter
  2. spontaneous combustion
  3. a spontaneous abortion
  Synonym:self-generated

双语例句

• This finding is consistent with "human spontaneous combustion".
  这一结果与所谓的“人体自燃”完全相同。
• Giving and sharing are spontaneous expressions of joy.
  给予和分享是喜悦的自然表露。
• Because of spontaneous mutations in germ cells sperm and eggs each generation of our species is subtly different.
  正是因为生殖细胞&精子和卵细胞中的自发突变，我们每一代人之间才会产生微妙的差异。
• Objective To explore the clinical features and treatment options of pediatric spontaneous intracranial hemorrhage.
  目的探讨小儿自发性颅内出血的临床特点和治疗方法。
• The eruption of a volcano is spontaneous.
  火山的爆发是自发的。
• Spontaneous photons initiate stimulated emission and the chain reaction begins.
  自发发射的光子引起受激发射，开始了链式反应。
• Slope hazards risk evaluation on Spontaneous ignition of goaf was conducted.
  针对采空区自然发火进行了危险性评价。
• 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 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。
• The investigation outcome is helpful to control the spontaneous combustion of coal gangue.
  该研究成果对矸石山煤矸石自燃治理具有一定的指导意义。