糖能让它变甜。

Sugar helps to make it sweet.

youdao

在一定的条件下酸的东西可以变甜。

Sours sweeten under certain conditions.

youdao

现在又许多研究表明乐观能有助每件事由苦变甜。

There are many studies now that suggest optimism can help with everything from sales to grades.

youdao

Why would you sweeten things in the United States?

为什么在美国要把食物变甜呢

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

Our hypothesis is that in the United States it's less expensive to sweeten things than it is elsewhere in the world, and part of that is because of high fructose corn syrup that we'll talk about later in the class.

我们假设,在美国,让食物变甜的成本比在其他国家要低,其中一部分是因为高果糖玉米糖浆,稍后我们会讲一下这个糖浆问题

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选