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57页（237字）
比喻能支撑危局，力抗逆流的人物，例每次比赛他总是能适时地化解危机，屡建奇功，不愧是我队的中流砥柱。
He is considered to bethemainstay of our team because he has always been able to pull the team out of difficulties at the crucial moment．