beat [sth/sb] back, beat back [sth/sb]vtr phrasal sepphrasal verb, transitive, separable: Verb with adverb(s) or preposition(s), having special meaning, divisible--for example, "call off" [=cancel], "call the game off," "call off the game."
(push, repel)
击退 jī tuì
We were able to beat back the flames before they reached the house.