Lava is extruded from the volcano.

熔岩从火山中喷出。

The city was entombed in volcanic lava.

那个城市被火山熔岩掩埋了。

Rivers of molten lava flowed down the mountain.

大量的熔岩顺着山坡流下来。

The lava will just ooze gently out of the crater.

熔岩只会缓缓地从火山口流出来。

Lava bubbled a few feet below the lip of the crater.

熔岩在火山口下几英尺处沸腾。

An immense volume of rocks and molten lava was erupted.

大量岩石和熔岩喷发出来。

The thicker lava would have taken two weeks to solidify.

更厚的熔岩需要两周才会凝固。

Mexico's Mount Colima began spewing lava and ash last night.

墨西哥科利马山昨晚开始喷发熔岩和火山灰。

The ground had opened to disgorge a boiling stream of molten lava.

地面大开，沸腾的熔岩从中喷出。

Now, the lava on Venus is thin.

现在，金星上的熔岩很薄。

Molten lava erupted from the top of the volcano.

熔岩从火山顶喷了出来。

The lava builds up, and hardens, and a volcano forms.

熔岩堆积，变硬，于是火山就形成了。

Zircon starts off as molten magma, the hot lava from volcanoes.

锆石开始是熔融的岩浆，来自火山的热熔岩。

With a hiss of steam, lava flows into the Pacific Ocean in Hawaii Volcanoes National Park, Hawaii.

冒着嘶嘶作响的蒸汽，熔岩流入夏威夷火山国家公园的太平洋水域。

Remember, magma is hot molten rock that's underground, and it is called lava when it reaches the surface.

记住，岩浆是地下炽热的熔化了的岩石，当它到达地表时就被称为熔岩。

A ladder fern springs from a crack in the 1979 lava flows from Kilauea Volcano on the Big Island of Hawaii.

1979年，夏威夷大岛的基拉韦厄火山喷发出岩浆，一株梯蕨从裂缝中钻了出来。

All four show distinctive lava channels and other flow features similar to those found on shield volcanoes on Earth.

这四个地方都有独特的熔岩通道和其他类似地球上盾状火山的流动特征。

In other areas, you've got canyons, ripped valleys, meteo craters, lava domes, these lava formations that look like giant pancakes.

在其他地区，你会看到峡谷、裂谷、陨石坑、熔岩圆顶，这些熔岩构造的形状看起来就像巨大的煎饼。

As lava flows and spreads to form a shield volcano, the volcano's eventual height depends on the new mountain's ability to support its own weight.

随着熔岩流动和扩散从而形成盾状火山，这座火山的最终高度取决于这座新火山支撑自身重量的能力。

Around this time, the largest of these centers, Cuicuilco, was seriously affected by a volcanic eruption, with much of its agricultural land covered by lava.

大约在这个时候，这些中心中最大的 Cuicuilco 受到了火山喷发的严重影响，它的大部分农田被熔岩覆盖。

On occasion, animals and plants have been preserved after becoming immersed in tar or quicksand, trapped in ice or lava flows, or engulfed by rapid falls of volcanic ash.

有时，动物和植物被浸泡在焦油或流沙中，被困在冰或熔岩流中，或被迅速落下的火山灰吞没后被保存下来。

Most crystalline rocks are much more solid; a common exception is basalt, a form of solidified volcanic lava, which is sometimes full of tiny bubbles that make it very porous.

大部分结晶岩石都非常坚硬，但也有例外，最常见的就是玄武岩，它是一种火山岩浆凝固后的形态，内部充满了微小的气泡，因此也具有多孔渗水的特点。

From the small number of impact craters that appear on Martian lava flows, one can estimate that the planet was volcanically active as recently as a half-billion years ago—and may be active today.

从火星熔岩流上出现的少量陨石坑中，我们可以估计，在5亿年前，这个星球上的火山还很活跃——也许现在依然活跃。

The TuanJie Mountain Copper-gold mine occurred in litmusless and acidic lava.

团结山金铜矿位于中性、酸性熔岩中。

Fern Growing From Lava, Hawaii.

岩浆中萌生的蕨类植物，夏威夷。

One is the composition of the lava.

一是熔岩的构成。

One said there was no lava on the moon.

一个说法是月球上没有熔岩。

I want to take some of this lava home with me.

我想要把一些火山熔岩带回家。

Is that lava?

这就是火山熔岩吗？

It was cold and lava rocks are not very comfortable.

天很冷，火山岩并不让人舒服。