His report unfairly represented her actions as reckless, when they were actually quite cautious.

represented 是动词 represent 的过去式。represent 由前缀 re-（表示"再次"）和 present（呈现）组成，本义是"再次呈现"，引申为"描绘、刻画、代表"的意思。在这里表示"描述、呈现某种形象"。 unfairly 由形容词 fair（公平的）加上否定前缀 un- 构成副词，表示"不公平地"。