break through
  突破,衝破;戰勝,克服
  break through
       v 1: pass through (a barrier); "Registrations cracked through the
            30,000 mark in the county" [syn: crack]
       2: penetrate; "The sun broke through the clouds"; "The rescue
          team broke through the wall in the mine shaft" [syn: come
          through]
       3: as of teeth, for example; "The tooth erupted and had to be
          extracted" [syn: erupt, come out, push through]