"marketing this product will be no picnic"
"We picnicked near the lake on this gorgeous Sunday"
Dazzled by these tales, freedom became a never-ending picnic, a barbecue..a carnival.
Compared with introducing genetically engineered crops, it has been a picnic.
牛津高阶第八版
美国韦氏词典
Dictionary.com
Free Dictionary
维基百科 (自由的百科全书)