出处：按学科分类—语言、文字 中国对外翻译出版公司《汉英成语词典》第188页（288字）
假意周旋之意，例蒋干过江想劝周瑜投降曹操，周瑜虚与委蛇，反使蒋干中了他的借刀杀人之计。
Jiang Gan crossed the river to try and persuade Zhou Yu to surrender to Cao Cao．Zhou Yu pretended to be interested and complied；but Zhou Yu tricked Jiang and made him fall into his trap instead．