spontaneous
adj. 自发的，自然的，本能的；自然产生的
副词：spontaneously 名词：spontaneousness
近义词：instinctive，natural，automatic，inherent，extemporaneous，involuntary，voluntary，option，impulsive，unprompted，spur-of-the-moment，artless，unstructured，unplanned，free，unrehearsed，unconstrained，ad-lib，self-generated，unwritten，induced，compulsory，
详细释义
adj.(形容词)
- 自发的，自然的，自生的，自动的
- 无意识的，不由自主的，本能的
- 自身造成的
- 无雕饰的，自然流畅的
adv.(副词)
- 自生地，自然地，无意识地
双解释义
adj.(形容词)
- 自发的,无意识的 done,happening,said,etc. because of a voluntary impulse from within,not caused or suggested by sb/sth outside
- 自然的,天真率直的 natural,not forced
英英释义
Adjective
- happening or arising without apparent external cause;
"spontaneous laughter" "spontaneous combustion" "a spontaneous abortion"
- said or done without having been planned or written in advance;
"he made a few ad-lib remarks"
组词搭配
～+名词
- spontaneous applause自发的鼓掌
- spontaneous gaiety of manner天真愉快的神态
例句
用作形容词(adj.)
- He is spontaneous to offer help.他主动提供帮助。
- It is a spontaneous cheer from the crowd.那是群众自发的喝彩。
- The spontaneous applause cut the singer short.自发的掌声打断了歌唱家的演唱。
- The eruption of volcanoes is spontaneous.火山爆发是自然产生的。
- The spontaneous combustion of the oil-soaked rags caused the barn to catch fire.油布碎片的自燃使谷仓起火。