果味酸柯林斯词典笔记
merc = to trade(贸易),reward(报酬)
aug,auct(aux) = to increase(增加),to make to grow(使产
mand,mend = to order(命令),to entrust(委托)
crat,cracy = to govern,to rule,government
thet,thes(thec,them) = to place,to put(置放)
polit(polic,polis) = city,state
词根lith,lite,lithic,litho = stone 石
prag = prag;pract = to do,business