英语新闻听写 美国从加利福尼亚海岸试射弹道导弹（在线收听）

On Wednesday, an unarmed missile capable of sending a nuclear bomb across the world, was launched from a coastal California military base.

周三，一枚能够向全球发送核弹的非武装导弹从加利福尼亚沿海军事基地发射。

The unarmed intercontinental ballistic missile blasted off from Vandenberg Air Force Base and delivered a single re-entry vehicle to a target about 4,200 miles away in the Pacific Ocean.

这枚非武装洲际弹道导弹从范登堡空军基地发射升空，运载单再入飞行器击中太平洋约4,200英里外的目标。

The test which took 10 months to plan, was aimed at checking the readiness and accuracy of a weapon system that forms part of the U.S. nuclear force.

这项历时10个月的试验，目的是为了检查武器系统的就绪情况和精确性，这是美国核力量的一部分。

The launch comes amid U.S. expressions of concern about North Korea's nuclear capability.

此次发射之际，美国正对朝鲜的核能力表示担忧。