My attempt.

中國再次跟梵蒂岡展開舌戰，說梵蒂岡對中國政府承認的天主教會這個月舉行的一次會議提出的批評既“不明智”，也“沒有根據”。

Having a heated dispute with Vantican again, China said that the criticism, raised in a Vantican catholic meeting which was admitted by China's goverment this month, was neither wise nor founded.