"on your deathbed" in Chinese (Simplified)
临终（时）
Definition
如果你在临终时，就是指你即将去世，通常卧病在床度过最后时刻。这个表达也可用于描述某人在临终前说或做的事情。
Usage Notes (Chinese (Simplified))
多用于严肃、感情强烈或戏剧性的场合，经常用于描述临终遗言、临终坦白等。也可比喻某事物的终结。一般不用于随便的日常对话。
Examples
He gave his last wish on his deathbed.
他**在临终时**表达了最后的心愿。
The family gathered on her deathbed to say goodbye.
家人们**在她临终时**聚集在一起道别。
Many secrets are revealed on the deathbed.
许多秘密**在临终时**被揭露。
She forgave her brother on her deathbed after years of silence.
多年未说话后，她**在临终时**原谅了哥哥。
No one wants to have regrets on their deathbed.
没人想要**在临终时**留下遗憾。
He confessed his love to her on his deathbed, surprising everyone.
他**在临终时**向她表白了，令所有人吃惊。