Breaking the vase was purely accidental.

打碎花瓶纯粹是偶然失手。

youdao

Breaking the vase was purely accidental; she did not mean to do it.

打碎花瓶纯粹是偶然失手；她无意弄坏它。

youdao

Another question arises immediately: is this identity of the two kinds of mass purely accidental, or does it have a deeper significance?

这样就立刻产生了另一个问题：这两种质量的相等是纯粹偶然的呢，还是有更深远的意义？

youdao

It was purely accidental.

NPR: Invoking the State Secrets Privilege