They found that one group in particular - the 0600 to midday or "morning" heart attack group - had the most severe heart attacks.

他们发现，其中一个小组的患者-在早晨6点到中午出现心脏病发作-情况最严重。

youdao

The body can give one day off from hunting, which was always dangerous at that time, and what to do with the dead body that may attract other dangerous carnivores that may attack the group.

这具尸体可以省去一天的打猎任务，当时这还是一直很危险的，而且不妥善处置尸体的话可能会引来其他危险的食肉动物攻击整个团队。

youdao

Generally, the group launches a "denial of service" (DDoS) attack, which targets and cripples a specific site.

通常这个团体会对目标发动一次“阻断服务”(DdoS)攻击，目的是要使某个特定网站瘫痪。

youdao

The attack was directed at a group of Taliban insurgents who had seized two trucks carrying fuel for international forces.

VOA: standard.2009.09.07

They also killed Noordin Top, the leader of the group that carried out the attack on the Marriott and Ritz-Carlton hotels.

VOA: standard.2010.03.24

A spokesman for the Japanese whaling fleet earlier accused the Sea Shepherd group of using the Ady Gil to attack its vessels.

VOA: standard.2010.01.06

Visa is the latest victim of the attack group, which has also targeted PayPal, MasterCard, and the office of the Swedish Prosecutor.

FORBES: How WikiLeaks' Online Avengers Are Growing Their Attack Ranks

Police said three cars pulled up and a group of about 12 men got out and began an unprovoked attack on a group of youths.

BBC: Arrests over attack in Manchester's Newton Heath

Either way, it goes on to state that any war must be backed by the UN and if any country (including another member state) does attack another then the other countries should group together and attack the offending country (the one breaking UN code).

BBC: Viewpoint: Moral march to war