You turn over the hour glass

你把沙漏倒转过来

turn over移交； （使）翻转； 变换（电视频道）； 仔细考虑

例句：

I don't suppose you thought to turn over the tape, did you?

我认为你并没想过要把磁带换一面，是吗？

The scandal took a new turn over the weekend.

周末时丑闻有了新的发展。

Parliamentarians were eager to turn over responsibility for the decision.

经验老到的议员急于把作决策的责任推卸给他人。

The sand is falling down oh it's too fast

它在流逝

Fall down倒塌，跌倒； 失败； 趴架； 栽倒

例句：

If the blocks are placed off-centre, they will fall down.

积木如果搭得中心错位就会倒塌。

Babies often fall down when they learn to walk.

婴儿在学走路时经常摔倒.

Babies often fall down when they are learning to walk.

小儿学步时常会跌交.