spontaneous
🇺🇸
/spɑːnˈteɪniəs/
🇬🇧
/spɒnˈteɪniəs/
done without planning, on a sudden impulse
The spontaneous applause showed how much the audience enjoyed the show.
自发的掌声表明观众有多么喜欢这场演出。
acting on sudden impulses without planning
Her spontaneous nature makes every day exciting and unpredictable.
她冲动的天性让每一天都充满刺激和不可预测性。
happening naturally without outside cause
The spontaneous recovery surprised doctors who expected a longer illness.
自然康复让预计病情会更长的医生们感到惊讶。
done naturally without practice or planning
His spontaneous speech moved everyone with its honesty and emotion.
他即兴的演讲以其真诚和情感打动了所有人。