开心英文笔记
词根preci(prais,pric,priz) = price(价格,价值)
词根 spir,spirat = to breathe(呼吸)
词根 grav(griev),gravat = heavy 重,加重
词根 sur = certain(确定的),secure(安全的)
词根 sem(sembl),sim(simul,simil) = same,like,equal
词根lev(liev) = to raise(举,升),to light(轻的)
词根fil = thread(线),to spin(纺织),foul(脏)
词根 ali,al,alter(ulter,altru) = other 其他的,变更
词根rad,ras(raz) = to rub,to scrape(刮擦)