from (a point in past time) until now; during the period after
from a specified time in the past till a later past time, or till now
from (a specified event in the past) till a later past event, or till now
because; as
He had been elected to Parliament in 1934 and had been there ever since.
出自: I. Colegate
A mammoth range..installed in..1897..had devoured coal with voracious greed ever since.
出自: M. Keane
正 It is now fifty-six years since World War Ⅱ.
析 since的宾语有时也可指过去的一段时间,此时since引导的介词短语所表示的时间通常是从这个时期的结束点算起,而第二次世界大战是1939年开始,1945年结束,以2001年计算,因此应是56年,而不是62年。