On Earth, these batholiths are composed mostly of granite.

地球上，些基主要由花岗构成。

From here, we worked our way carefully across the rock base.

【work】我们小心翼翼地穿过基。

The Compton-Belkovich batholith is also made of granite, which is what gave it away.

康普顿-贝尔科维奇基也是由花岗构成的，暴露了它的身份。

The American side of the falls were shut off in 1969 to study the buildup of rock at the base of the falls.

美国部分的大瀑布1969年关闭过，当时是为了研究瀑布下的基。

The rocks of Yosemite, for example, are parts of the Sierra Nevada batholith, uncovered and spectacularly sculpted by subsequent erosion.

例如， 优胜美地的石是内华达山脉基的一部分，后来被侵蚀作用揭露并壮观地雕琢而成。

A batholith is a geological formation created when a vast quantity of molten rock rises through a planet's crust, spreading out sideways as it does so.

基是一种地质构造，由大量熔融石穿过行星地壳时横向扩散形成。