Not One's Piece of Cake
Anything that is not your piece of cake is something you don't like or is not particularly fond of doing."Italian food is not my piece of cake,"Gerald said."I don't thick I would enjoy acting.It's not really my piece of cake,"Mary said."I'd rather go to a play than to the opera.Opera isn't my piece of cake,"Margaret said.
翻译出来的 都好奇怪的.