讲正题: come to the point正题名: title proper不离正题: stick to one's text离开正题: wander from the subject谈到正题: come/get to the point与正题无关: side issue正题和反题: thesis and antithesis转入正题: keeping the meeting on target不切正题,无关紧要: beside the point正切的,切线的,离开正题的: tangental我认为我们该回到正题上了: well i think its time we get back to business我认为我们该回到正题上了566: could all of you take your seats we need to continue our meeting转弯抹角, 旁敲侧击, 拖延谈及正题: beat around the bush正踢腿: front kick正踢扭: blind change to eagle grip; higgins roll正体: 1.(规范字形) standardized form of chinese characters2.(楷书 ) regular script3.(印刷体) block letter正踢反直接接反转360度接背腾越: blind change to an ono正体活字: roman type正梯段掘进: heading-and-cut正体倾斜体层摄片: tilted anterior tomogram正梯度压力分布: adverse pressure distribution