英音听力讲解:美路易斯安那州州长金达尔退出总统竞选

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短语讲解：

1. Meanwhile, Russia has dramatically step up its military campaign.

step up 走上; （使） 增加; （使） 加快速度
例句：We must step up our vigilance.
我们一定要提高警惕。

2. With European countries in high alert, an international football match in Germany was called off on short notice because what police described as a serious bomb threat.

call off 取消; 点名
例句：They decided to call off workouts.
他们决定停止罢工。

3. Germany's Chancellor Angela Merkel have been due to attend the match together with numerous cabinet ministers.

due to 由于; 因为
例句：The team's success was largely due to her efforts.
该队的成功在很大程度上是由於她的努力。

4. At least 4 people have been killed in bush fire as burning out of control in western Australia.

at least 至少
例句：In fact it requires at least n generators.
事实上，它至少要有n个元素。

5. According to the police, they try to clam Jamar clark down but the shot was fired at least once during the struggle.

according to 根据
例句：According to her, grandfather called at noon.
据她说,祖父在中午打来电话。

6. He is the 3rd Republican to give up.

give up 放弃; 投降
例句：Don't give up hope; keep on trying.
不要灰心，继续努力。