Attacked from both front and rear; caught in a pincer movement or difficult predicament.
登山队在狭窄的山谷中遭遇了风暴和落石，一时间背腹受敌，处境十分艰难。
The climbing team encountered a storm and falling rocks in the narrow valley, instantly finding themselves under attack from both front and rear, in a very difficult situation.
Next Idiom