duck soup
輕而易舉的事情
口語·形容輕而易舉
英文釋義
Something that is easy to do or accomplish
例句
For a math genius like her, solving that equation was duck soup.
典故來源
源自美國俚語,鴨湯易做易食,比喻事情簡單得像喝湯一樣。