On the opening day的意思|示意

I assumed it had something to do with security on the Opening Day.

在开幕的那天，我假定必须要同安全部门做一些事情。

The local weather bureau has also forecast rain on the opening day.

据当地气象部门预测，电影节开幕时戛纳将是雨天。

Note: The organizer reserves the right to change the agenda; the final agenda should be based on the actual one declared on the opening day of the event.

注：主办机构保留变更日程的权力；最终的日程以活动当天发布的为准。

On the opening day of the Farnborough International Air Show, he unveiled three versions of its newly redesigned, wide-bodied A350 model.

他揭开了三种不同版本，翻新设计的宽体A350型号飞机的神秘面纱。

The boy wonder announced his arrival on the soccer scene in August 1996 by scoring a spectacular goal from inside his own half on the opening day of the season.

1996年8月，这个神童在新赛季第一天就从自己的半场远射进球，从此在足球界崭露头角。

The primary findings were presented on the opening day of the meeting.

原稿已在这次会议的开幕那一天发表。