Was it his fault or not? Either way, an explanation is due.

是他的错或不是？无论是不是，都得有个解释。

《牛津词典》

Pollution control measures are either not strict or nonexistent, leading to choking clouds of smog.

污染控制措施要么不严格要么不存在，导致了令人窒息的雾霾。

youdao

Either he went through with this thing or he did not; it was all or nothing.

他要么把这件事做完，要么就不做，只有这两种选择。

《柯林斯英汉双解大词典》

"We want to be a strong partner with the government and the people of Afghanistan, and I always say both because it is not either or it has to be both,"

VOA: standard.2009.11.18

At each cross-section, people are either willing to use a certain sign in a certain way or they're not.

在每一个横街面上，人们可以自由的,以自己的方式使用符号。

耶鲁公开课 - 文学理论导论课程节选

Either keep up the good work or you better change your strategy because you are not mastering the material.

保持好的工作,或者你最好改变你的策略,因为你不擅长处理这个材料。

麻省理工公开课 - 固态化学导论课程节选

Reply: These are not either or questions for us.

WHITEHOUSE: Our Top Stories

The difference between the two is that the former requires the person to either comply with it or not, while the latter has put in place guidelines or descriptions for either doing it or not doing it.

CENTERFORSECURITYPOLICY: Amja_alsawy

In other words, spectrum reuse and more spectrum are not either-or alternatives but are mutually helpful and reinforcing.

FORBES: Damming the Digital River