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:此君在炼器上颇有一番造诣，元正峰此次开炉炼器，不可能什么事都亲力亲为，只负责最关键的部分，剩下的事情大多由这个中年男子代劳。
翻译:
This man was rather proficient in the forging of artifacts. During the artifact forging this time round, it would not have been possible for Yuan Zhengfeng to do everything personally as he had only been in charge of the most crucial part, in the meantime leaving most of the work to this middle-aged man to perform on his behalf.
此君在炼器上颇有一番造诣，元正峰此次开炉炼器，不可能什么事都亲力亲为，只负责最关键的部分，剩下的事情大多由这个中年男子代劳。