A farmer produced a bale of hay. One horse or another can eat it, but not both.

一位农民产出了一捆干草。一匹马或另一匹马可以把它吃掉，但不可以两匹都吃。

youdao

Most marine deposits from around the world contain either plankton or a lot of fern spores but not both together in the same layer.

世界上大多数的海洋沉积物不是含有浮游生物就是含有大量的蕨类孢子，但它们并不是同时存在于同一层中。

youdao

Internationalization type can either be AMI or CMI, but not both.

国际化类型可以是A mi或cmi，但不能同时是两者。

youdao

But Carol Pandak says the monovalent vaccine is not enough in areas with both.

VOA: special.2010.01.18

So there's no claiming that things have to be one or the other, but not both.

因此并不能说,不是好就是坏而不能两者兼而有之。

耶鲁公开课 - 死亡课程节选

They're both expansions. They'll both have net work done on the surroundings, but not the same amount, right.

是不同的，他们都是膨胀,都对外做功，但数量不同，对吧？

麻省理工公开课 - 热力学与动力学课程节选

Government should tax either the value of an asset or its yield but not both.

FORBES: Capital Gains Tax is an Economic Monkey Wrench (2012)

Today's Internet-enabled set is either a bog-standard television or a sub-standard Web browser, but not both.

ECONOMIST: Web television

As we also know, 38 Studios could either make a payment or keep its staff, but not both.

FORBES: Why the Collapse of 38 Studios May Be Good for Rhode Island