He is but a shadow of his former self.

他瘦得不成人形了。

The chapel was stripped to a skeleton of its former self.

这座小教堂剥落得只剩下原先的骨架。

This fine-looking, commanding man had become a shadow of his former self.

这位英俊威严的男子衰弱得不成样子了。

She has starved herself to a shadow by excessive dieting. / She has dwindled to a shadow of her former self by excessive dieting.

她节食不当，已瘦得不成样子。

He is still his former self.

他还是老样子。

He has changed from his former self.

他变了，不再是以前的他了。

She’s back to her former self again.

她又恢复了往常的样子。

Chatting and laughing, she doesn’t seem like her former self.

她爱说爱笑，原初不是这样。

The illness has worn her mother down to a mere shadow of her former self.

这病把她妈磨得都脱形了。

He was not at all altered in appearance. He is still his former self.

他的外表一点没变，还是原来的样子。