YOU SAID:
let us go climb some large rocks down by the lake
INTO JAPANESE
湖のほとりの大きな岩を登ってみよう
BACK INTO ENGLISH
Climb the big rocks by the lake
INTO JAPANESE
湖畔の大きな岩を登る
BACK INTO ENGLISH
Climb the big boulders by the lake
INTO JAPANESE
湖畔の大きな岩を登る
BACK INTO ENGLISH
Climb the big boulders by the lake
That didn't even make that much sense in English.