.连词篇：（介词，副词）Firstly: previously, beforehand, foremost, initially, originally, formerly,principally, mainly, essentially, basically, generally, commonly, universally, on the whole, fundamentally, to begin with,to start with, first of all, at the outsetThen: subsequently, afterward, thereafter, after that, succeeding (adj.), secondarily, what is more,furthermore(further more)Lastly:ultimately, eventually, in conclusion, to conclude, as a final point,last of all, last but not
