pie
n. 馅饼;果馅饼;果馅派;肉馅饼;蔬菜馅饼

【例句】 　
Come on! Even a child could do that, it's as easy as pie. 　　
快点(别犹豫)了，这个太容易了，连小孩子都会。

I discovered that it's as easy as pie to get straight to Rue Paul Bert.
我发现直接去保罗伯特大街易如反掌。