lapse

n. 过失,流逝,失效
v. 犯错,堕落,退步

After a lapse of several years he came back to see us.

数年不见之后，他又回来看我们了。

I started to eat the peas with my hands, but I don't think anyone noticed my little lapse.

我开始用手吃豌豆，但我想没有人注意到我的小错误。