My mother limited us to one cake each.

妈妈限制我们每人吃一块蛋糕。

youdao

I had one cake, but I want to have my second.

我吃了一个蛋糕，但是我想吃第二个。

youdao

There was only one piece of cake, but we cut it in two.

只有一块蛋糕， 但我们把它切成两半儿。

《新英汉大辞典》

you can offer more flavors instead of one cake you know you can offer six different kind of cupcakes."

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One cake is made of medicine.

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Each hot cake was so large that it took five men to eat one.

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Asked to choose one cake as her favorite, Ms. Cash opted for her daughter's.

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We've seen some pretty ambitious hand warmers in our day, but this one takes the cake.

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The moral case, although easy to sympathise with, is a way of trying to have one's cake and eat it.

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