His criticisms were always captious and frivolous,never offering constructive suggestions.
His criticisms were always captious and frivolous,never offering constructive suggestions.
他的评论一向轻率并爱吹毛求疵，从不提出有建设性的建议。
His criticisms were always captious and frivolous,never offering constructive suggestions.
他的评论一向轻率并爱吹毛求疵，从不提出有建设性的建议。