单词学习：spontaneously 副词
spontaneously
/spɒnˈteɪniəsli/
自发地，自然地，不由自主地
The students spontaneously applauded when 顾老师 finished her inspiring speech.
当顾老师结束她鼓舞人心的演讲时，学生们自发地鼓起掌来。
单词卡片
卡片已就绪
