It is long and deep, so it will take you a long while to walk patiently and quietly through it from end to end.

它又深又长，一个人耐心静静走去，要老半天才走完。

youdao

It is long and deep, so it will take you a long while to walk patiently and quietly through it from end to end.

它又深又长，一个人耐心静静走去，要老半天才走完。

youdao