It was since been postponed many times.

自此延误多时。

youdao

It was the worst flood since records began.

这是有记录以来最严重的水灾。

《牛津词典》

The Patriotic Front has been a political irrelevance since it was abandoned by its foreign backers.

“爱国阵线”自从被其外国支持者们遗弃之后就已经没有任何政治意义了。

《柯林斯英汉双解大词典》

It was the deadliest day in the capital since American combat troops withdrew from Iraqi cities on June thirtieth.

VOA: special.2009.08.22

So Muslims believe that Koran has maintained its original form since it was revealed to the Prophet Mohammad, 14 centuries ago.

穆斯林认为自从《可兰经》,在14世纪展示给先知穆罕默德起,就保持了最原始的形式。

普林斯顿公开课 - 人性课程节选

Actually, it's the first time I've seen him since the end of my senior which was about a year ago.

其实，自从大三之后我还是第一次见他，是一年前的事了。

我尊敬的教授 - SpeakingMax英语口语达人

It was only the seventh time since 1945 that a nonleague club advanced this far in the competition, but it was the first since 1989 that a club outside the four highest echelons, known as "the league, " eliminated a top-tier side.

WSJ: Bradford City and Luton Town Are the Cinderellas of English Soccer

One visiting foreign minister has reported that Mr Thein Sein told him last year that it was ages since he had spoken to General Than Shwe (who was presumed still to be pulling the strings).

ECONOMIST: Myanmar��s startling changes

On the other hand it was emotionally satisfying to accountants since it was at least a balanced entry.

FORBES: Madoff Investors Receive New Jersey Tax Refunds