If you can't think of anything better to do, throw an adding machine in a backpack and hit the trails.

如果你想不出更好的主意，那就在背包里塞上一台“计算器”，和家人一起去远足吧。

youdao

If you can't think of anything better to do, throw an adding machine in a backpack and hit the trails.

如果你想不出更好的主意，那就在背包里塞上一台“计算器”，和家人一起去远足吧。

youdao