资料来源 : pyDict

驶近,冲向,袭击;著重,强调

资料来源 : WordNet®

bear down on
     v 1: sail towards another vessel, of a ship [syn: {bear down upon}]
     2: exert a force with a heavy weight; "The snow bore down on
        the roof" [syn: {drag down}, {bear down}, {press down on},
         {weigh down}]