It was made of black, glassy lava mixed with bits of feldspar.

它的成分为黑色的和坡璃质的火山石，同时大杂了长石碎片。

They sat on the black lava rocks under the hot sun, and drank hot beer.

他们坐在烈日下的黑色熔岩上， 喝着热啤酒。

It was hard walking over the black lava rock, and once Hawker nearly fell. Jude caught his arm.

在黑色的熔岩上行走非常困难，有一次霍克差点摔倒。裘德抓住了他的手臂。

Did you know Tocqueville is named for the black lava rock found on the top of a nearby mountain and it's derived from the language of the Native American Paiute Tribe that lived in the region before settlers arrived.

你知道托克维尔的名字来源于附近一座山顶上发现的黑色熔岩岩石吗？这个名字来源于印第安人派尤特部落的语言，他们在移民到来之前就生活在这个地区。