小菜一碟：指事情容易做到，毫不费力。
小意思(Piece of cake)，不要整天想着如何重修旧好，除了爱情，前面还有许多问题需要你去解决。这是个现实的社会，感情不能当饭吃，贫穷夫妻百事哀。
... High-flyer 成功人士 Piece of Cake 轻而易举/小菜一碟儿 Quizzes 英语小测验 ...
... I got the tip straight from the horse's mouth. 这个消息是千真万确的（tip指消息）! easy as pie = very easy = piece of cake 很容易。 flunk out 被当掉 ...
Here's a piece of cake and a small coffee for you, sir.
先生，这是给您的一块蛋糕和一小杯咖啡。
Space tours will be a piece of cake.
太空旅行将会是小菜一碟。
As you can imagine, the trip is no piece of cake.
如你所想，这次旅行绝非易事。
"People can eat a cupcake and not feel like they're eating a whole piece of cake.
VOA : special.2010.04.12
"Piece of cake" is another expression that means something is extremely easy to do.
VOA : special.2009.06.07
Trivial, smart animal, piece of cake.
对于这么聪明的动物，这易于反掌。
心理学导论课程节选 : 耶鲁公开课
A friend might tell you that his new job was a "piece of cake."
VOA : special.2010.08.29
They would bring me a piece of cake and solemnly watch me eat it.
Handling three percent fewer flights with better equipment should be a piece of cake.
FORBES: Sequester Scaremongers Caught Red Handed on Air Controller Cuts
He said that after the Navy shelled the island it would be a piece of cake.