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汉语拼音：huǒ shān huī

1.一种淡颜色的火山凝灰岩，类似火山灰的成分，特指在莱茵河下游将它磨碎以用在水硬性水泥中。

2.火山爆发期间喷发出的一种固体物质，并通过空气输运。

火山灰 [huǒ shān huī]

• Mount Unzen has been spewing out volcanic ash, gas, and rock today.

  云仙山今天一直在向外喷涌火山灰、气体和火山岩。

• The volcano spewed out more scorching volcanic ashes, gases and rocks.

  火山喷出更多灼热的火山灰、气体和岩块。

• The volcano threw new showers of magma and ash into the air.

  火山又向空中喷出了岩浆和火山灰。

• A cloud of volcanic ash is spreading across wide areas of the Philippines.

  火山灰云层正在菲律宾大范围扩散。

• The village was overwhelmed by ash from the volcano.

  村子被火山灰覆盖.

• The scientists attributed the losses to varied effects of the ash.

  科学家们认为,损失是由于火山灰的多种影响造成的.

• The ash, cinders, and other fragments become a consolidated rock.

  火山灰 、 火山渣和其它碎屑变成了固结的岩石.

• This mixture of pozzolana and lime was then added to an aggregate.

  人们把火山灰与石灰的混合物加到集料中.

• Gas bubbles in the ash left holes that store large amounts of water for plant use.

  火山灰内的气泡会留下空洞,它可以贮藏大量水份供植物利用.

• The ash plume across 6 provinces, raising fears of damage to crops.

  火山灰笼罩了危地马拉6个省份, 农作物生长或受影响.

• The same phenomenon may be at work with ash, the scientists suggest.

  科学家们认为火山灰带电的原理与此现象非常雷同.

• Ash and cinders blazed down from the erupting volcano.

  炽热的火山灰和火山渣从爆发的火山纷纷喷发落下.

• They ignored the erosion of the mountain by the ash!

  他们忽视了山体被火山灰腐蚀的迹象!

• The ancient Romans discovered that gasvolcanic ash made better sumachcement.

  古罗马人发现使用火山灰能制造更好的水泥.

• Less ash than that would knock out electrical power and relay stations.

  而火山灰数量稍少的地区,电力站与通讯中继站可能会遭到破坏.