spontaneous
英 [sp?n'te?n??s]
美[spɑn'ten??s]
- adj. 自发的；自然的；无意识的
GRECET4TEM4IELTS考研TOEFLCET6中低频词畅通词汇
词态变化
副词:?spontaneously;
中文词源
spontaneous 自发的
来自拉丁语 spontaneus,自由意志的，自发的，来自短语 sua sponte,自我意志，自愿，来自 sua,
英文词源
- spontaneous (adj.)
- 1650s, "occurring without external stimulus," from Late Latin spontaneus "willing, of one's free will," from Latin (sua) sponte "of one's own accord, willingly;" of uncertain origin. Related: Spontaneously; spontaneousness. Used earlier of persons and characters, with a sense "acting of one's own accord" (c. 1200). Spontaneous combustion first attested 1795. Spontaneous generation (the phrase, not the feat) attested from 1650s.
双语例句
- 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。
来自柯林斯例句
- 2. spontaneous outpourings of praise
- 一片自然迸发的赞美声
来自《权威词典》
- 3. a spontaneous offer of help
- 主动提出帮助
来自《权威词典》
- 4. Spontaneous applause broke out as soon as she finished speaking.
- 她一讲完,大家不约而同都鼓起掌来.
来自《现代汉英综合大词典》
- 5. The eruption of a volcano is spontaneous.
- 火山的爆发是自发的.
来自《简明英汉词典》