Can sand flow upward in the hour glass?

时间的沙漏能倒流吗？

youdao

The hour glass, is I think when you the palpitation.

沙漏、是我想迩时的心跳。

youdao

The hour glass, is I think when you the palpitation.

沙漏、是我想迩时的心跳。

youdao