The phrasal verb chicken out has a similar meaning.

动词短语chicken out（临阵退缩）也有着类似的意思。

I'm gonna get some of that chicken out.

我去弄点鸡肉出来。

Well, if you two are going to chicken out, fine, she said.

好吧，如果你们害怕了，想临阵脱逃，那也没什么。她说。

If you chicken out, you decide not to do something because you are too scared.

如果你临阵退缩，你决定不去做某事因为你害怕。

Just before my time finished, I thought I'd better get the chicken out.

就在我的时间结束之前，我想我最好把鸡拿出来。

Yeah, cold feet speak now. I don't want this going wrong because someone chickens out. Caroline?

对，怕了就赶紧说。我不想因为有人临阵退缩误了事。卡罗琳你呢？

Do what? Chicken out. We're-we're so afraid of getting into trouble that we never do anything wrong.

怎么怂了? 畏畏缩缩，害怕自找麻烦，才一直循规蹈矩。

Because I-I-I didn't want to because I had to do it now or else I was gonna chicken out.

因为我不想这样，我想现在就做，否则我会临阵脱逃的。

Or else I was gonna chicken out.

要不然我就怯场了。

I'm scared to death, but I'm not going to chicken out.

我怕死，但我不会退缩。