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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,
- 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.
- 1. I had another spontaneous miscarriage at around the 16th to 18th week.
- 2. spontaneous outpourings of praise
- 3. a spontaneous offer of help
- 4. Spontaneous applause broke out as soon as she finished speaking.
- 5. The eruption of a volcano is spontaneous.
[ spontaneous 造句 ]