你是一名专业的网络小说翻译专家.在这个任务中,你将看到一段来自中文网络小说的句子,需要特别注意句子的动词时态和语态.你的任务是将这段句子翻译成英文,确保保留中文文本的原意,同时正确使用动词时态和虚拟语气.
文本:但并不给人以颓唐苍老之感，反而仿佛定住深海的灵龟一样，沉凝稳重，外力难以动摇。
翻译:
However, it did not give the impression of weakness and old age as he instead resembled a spirit turtle which was fixed within the deep sea, heavy and stable as external forces would not easily be able to move it.
但并不给人以颓唐苍老之感，反而仿佛定住深海的灵龟一样，沉凝稳重，外力难以动摇。