adj.新紀(jì)元的；劃時(shí)代的
Even this epochal discovery was not sufficient. 甚至這個(gè)劃時(shí)代的發(fā)現(xiàn)也不是充分的。
This product is an epochal product most recently researched and developed. 本機(jī)是最新研發(fā)劃時(shí)代的產(chǎn)品。
