奧數(shù)網(wǎng)：在學(xué)習(xí)英語詞匯中，有時(shí)同義詞的辨析是很不容易的，我們一般從三方面進(jìn)行區(qū)分，即：語法、語義和文體。語法主要是詞性、搭配、句式等的區(qū)分;語義主要是詞義的本義、引申義、比喻義和內(nèi)涵和外延等的區(qū)分;文體主要是正式和非正式、褒義和貶義等的區(qū)分。下面是小編整理的同義詞。

　　時(shí)代

　　period: It indicates any passage of time, great or small. /an extent of time of any length.

　　time: It refers to a period in history. in ancient times/ in Victoria time

　　epoch: It indicates a long period of time marked by events or development of a particular kind.

　　The first flight into space marked a new epoch in the history of mankind.

　　era: It refers to a very long period of time marked by a particular feature in a great new era of world revolution

　　age: It shows a particular /a fairly definite period in history. the Bronze Age, Iron Age