ˋèㄏㄡˊhóuㄈㄨˇㄅㄟˋbèi

  1. 比喻據守要衝死命參見搤肮拊背·〉:扼喉撫背。」

lit. to strangle the front and press the back (idiom)​, fig. to occupy all key points (military)​