spontaneous
US /spɑːnˈteɪ.ni.əs/
UK /spɑːnˈteɪ.ni.əs/
形容詞
1.
自発
performed or occurring as a result of a sudden inner impulse or inclination and without premeditation or external stimulus.
例:
•
the audience broke into spontaneous applause
同義語:
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