She met a tragic and untimely death at 25.

她于25岁时不幸猝然辞世。

His mother's untimely death had a catastrophic effect on him.

他母亲的早逝对他造成了毁灭性的影响。

The untimely death of the engineer delayed the completion of the project.

工程师的过早去世推迟了工程的完工期。

It's about the untimely death of a poet.

它讲的是一个诗人的早逝。

Fans across the world are mourning Usui's untimely death.

臼井的突然去世让全世界的粉丝们悲痛惋惜。