Since both countries had tested nuclear weapons only three years earlier, the confrontation, which dragged on for months, was, to put it mildly, an alarming one.

自从两个国家仅仅是在三年前才开始进行的核试验以来，二者之间拖延了数月的对抗——说得温和一点——就是一个令人担忧的问题。

youdao

Since both countries had tested nuclear weapons only three years earlier, the confrontation, which dragged on for months, was, to put it mildly, an alarming one.

自从两个国家仅仅是在三年前才开始进行的核试验以来，二者之间拖延了数月的对抗——说得温和一点——就是一个令人担忧的问题。

youdao