A few minutes before the official start time of 10am, the doors are thrown open.

据官方规定的入场时间上午十点整还有几分钟的时候，门突然打开了。

youdao

Former Iditarod champion Jeff King charges down the trail just after the official start.

艾迪塔罗德赛卫冕冠军杰夫•金的雪橇队在正式开赛后向前进发。

youdao

It issues its Top 10 Telewords to coincide with the official start of the U.S. television season in late September.

该机构选在九月底美国电视季正式开始之际发布这一电视热词排行。

youdao

But the former Bosnian-Serb leader says he will not attend the official start of his trial because he had "not enough time to prepare his defense."

VOA: standard.2009.10.25

The holiday shopping season got off to a good official start this past weekend.

FORBES: Will The Holiday Shopping Season Be Good for Retailers?

His official start date is 22 November, but Mr Hogg said he would start the job "immediately".

BBC: Devon and Cornwall PCC Tony Hogg to 'walk the beat'

U.S. retailers can be happy about their performance on black Friday, the so-called official start of the holiday retail season.

FORBES: Magazine Article