近义词：
1、a piece of cake：形容非常容易
短语：
Is a Piece of Cake 让孩子开口说英文
be a piece of cake 非常简单 ; 小菜一碟
Not a piece of cake 谈何容易
a piece of cake piece 是指一片 ; 详细翻译
Just a piece of cake 没什么 ; 小菜一碟 ; 轻松自如
A piece of birthday cake 一块生日蛋糕
例句：
Of course, you already know how to do that, so this is a piece of cake -- if you've forgotten, Listing 3 is a quick refresher.
当然，您已经知道如何去做了，所以这是轻而易举的事情 -- 如果您忘了如何去做，那么可以参看清单3作为复习。
2、as easy as pie：小事一桩；轻而易举
短语：
as easy as a pie 极容易 ; 非常容易
It's as easy as pie 非常简单
Easy as pie 不费吹灰之力 ; 非常简单
easy as a pie 容易
easy as pie very easy 很容易
例句：
So what this study suggests is that for many people self-deception is as easy as pie.
所以这项研究说明人们极其容易自我欺骗。