YOU SAID:
take a long walk down a short pier
INTO JAPANESE
短い桟橋を散歩する
BACK INTO ENGLISH
Take a short jetty walk
INTO JAPANESE
桟橋で少し歩く
BACK INTO ENGLISH
Walk a little on the pier
INTO JAPANESE
桟橋を少し歩く
BACK INTO ENGLISH
Walk a little on the pier
That didn't even make that much sense in English.