YOU SAID:
hippopotamus and and elephant go to the road and get run over
INTO JAPANESE
カバと象が道に出て蹂躙される
BACK INTO ENGLISH
Hippopotamus and elephant go out on the road and are overrun
INTO JAPANESE
カバとゾウが外出して暴走
BACK INTO ENGLISH
Hippopotamus and elephant go out and run away
INTO JAPANESE
カバとゾウが出て逃げる
BACK INTO ENGLISH
Hippos and elephants come out and run away
INTO JAPANESE
カバとゾウが出てきて逃げる
BACK INTO ENGLISH
Hippos and elephants come out and run away
That didn't even make that much sense in English.