“无趣”用英语怎么说？

他被指无趣乏味，古板守旧，心胸狭窄。He was criticised for being boring, strait-laced and narrow-minded.我们越来越反感他益发无趣又缺乏见地的言论。We became increasingly fed up with his increasingly unfunny and unintelligent comments.在东柏林就餐曾经是一件危险而且沉闷无趣的事情。Eati...