讲解文本:
cold feet 胆怯,打退堂鼓,信心或勇气的丧失 He planned to talk to Mary, but then he got cold feet. 他本打算去跟Mary说话,但后来临阵退缩了。 This is not the time to get cold feet. Let's do it! 现在不是打退堂鼓的时候,行动吧!
疯狂练习吧!