讲解文本：

chicken out 临阵退缩，怂了
He decided to say hi to that girl but he chickened out at the last moment.
他想和那个女孩打招呼，最后一秒却怂了。
Everyone is waiting for you to sing. It is too late to chicken out.
大家都在等着听你唱歌，现在想退缩已经来不及了。

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