If we harness our efforts and employ innovative approaches as these nations are doing, there is no reason that we cannot turn back the tide of this epidemic.

如果我们像这些国家正在做的那样利用我们的努力和采用创新的策略，我们没有理由不能遏制该病流行的趋势。

youdao

America, we cannot turn back.

美国，我们不能回头。

youdao

This is the scientific method, and once started on this line we cannot turn back.

这是科学方法。一旦开始按照这种方法去做，我们就不能走回头路了。

youdao

So what keeps me fired up is that I know that we cannot turn back now.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event -- Seattle, WA

So, look, this is what I tell myself: We cannot turn back now.

WHITEHOUSE: The White House

So this is what I tell myself every morning: We cannot turn back now.

WHITEHOUSE: Remarks by the First Lady at a Campaign Event -- Sterling, VA