尽管他老了,他的思维依旧活跃的翻译：Although he was old, his thinking is still active 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

Although he was old, his mind is still active

Although he was old, his thinking is still active

Although he has been old, his thought is as before active

Although he was an old man and his thinking is still active

Although he was old, his thinking is still active