我当时痛不欲生。用英语怎么说？

我当时痛不欲生。

I was prostrate with grief.

was

v. 用来表示某人或某物即主语本身，用来表示某人或某物属于某一群体或有某种性质（ be的过去式 ），在，存在，不受干扰；

例句
There was a terrible sadness in her eyes...
她眼神中流露出深深的悲伤。

prostrate

adj. 卧倒的，被某事物所制服的，瓦解的，无能为力的；vt. 使俯伏，使拜倒，（指疾病、天气等）使某人无能为力；

例句
I was prostrate with grief.
我当时痛不欲生。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

grief

n. 悲伤，悲痛，悲伤的事；

例句
His grief was etched into every line of his face...
他一脸悲伤。