spontaneous
例子
His spontaneous decision to take a road trip meant he left without even packing a bag.
他一时兴起决定去公路旅行，意味着他甚至没有打包行李就离开了。
She admired her friend ’s spontaneous nature, always ready for an adventure at a moment ’s notice.
她钦佩朋友的自发天性，随时准备迎接冒险。
02
自发的, 自然的
done or happening naturally, without any prior thought or planning
例子
A spontaneous burst of laughter filled the room during the meeting.
会议期间，一阵自发的笑声充满了房间。
They enjoyed a spontaneous road trip, driving without any fixed destination in mind.
他们享受了一次自发的公路旅行，驾驶时心中没有任何固定的目的地。
词汇树
spontaneously
spontaneousness
spontaneous
spontane
