On the contrary, the frog went to and fro on the frontier, looking for something edible.

与之相反，青蛙在边境上来来回回地寻找能吃的东西。

youdao

On the contrary, the frog went to and fro on the frontier, looking for something edible.

与之相反，青蛙在边境上来来回回地寻找能吃的东西。

youdao