首先first, to mention first, to begin with, first of all, firstly
接着secongly,then,besides,what's more,in addition,thirdly,...as follow
最后at last,last but not the least,above all,all in all, to sum up,in one word, on the whole,finally
久远、很久、从前、未来
片刻
、瞬间、
须臾
、霎那
、刹那
、霎那
、说时迟那时快
、迅雷不及掩耳之势
、转瞬间
、短暂
、片刻
、眨眼间、
一刹那、
白驹过隙、
转瞬即逝
、间不容发
first
second
next
then
finally
议论文:
first of all
and then
besides /in addition /what's more
last but not least
above all