An official inquiry has been launched into the cause of the accident.

当局已对事故的原因展开调查。

《牛津词典》

A big rescue operation has been launched for a trawler missing in the North Atlantic.

为了一艘在北大西洋失踪的拖网渔船，已经开始了一项大的营救行动。

《柯林斯英汉双解大词典》

In addition, a nationwide "Clear Your Plate" action has been launched online.

此外，一个全国性的“光盘”行动已经在网上启动。

youdao

We just have to wait and see for that,". A similar effort to develop a vaccine has been launched in the United States.

VOA: standard.2009.04.30

(SAYING) Strada says a preventive war has been launched against a hospital.

VOA: standard.2010.04.12

As airport security is strengthened in Europe, a search of the last known London residence of the man who has been charged with trying to blow up a trans-Atlantic jetliner has been launched.

VOA: standard.2009.12.27

The spokesman said an investigation has been launched to establish the exact cause of the fire.

BBC: Fire engine

An investigation has been launched by the police along with health officials and medical staff.

BBC: 'Rockstar' drug hospitalises seven in Lanarkshire

An investigation has been launched but we do not have any leads as yet.

BBC: British war graves vandalised