单词学习：timid 形容词
timid
/ˈtɪmɪd/
胆小的，羞怯的
The timid student was encouraged by Mr. Gu to speak up in class.
那位羞怯的学生在顾老师的鼓励下在课堂上发言了。
单词卡片
卡片已就绪
