earth's interior

基本解释

GEOTHERMAL heating—using the warmth of the Earth's interior to heat water—is an old idea.
利用地球内部的热量加热冷水被称为地热加热，这不算什么新思想。
In addition, a better understanding of variations in the gravity field will lead to a deeper understanding of Earth's interior.
另外这对人类更好的研究重力作用下地球内部活动产生积极影响。
Some creatures are part of food chains that begin with methane gas which seeps from the Earth's interior in particular places, frequently at the bottom of the sea.
有些生物存在于以甲烷为第一营养级的食物链中。甲烷是从地球内部可燃气体，通常在海底渗出。

Those created in the atmosphere on the other side of the world, which then had to make the 20, 000km (12, 000 mile) journey through the earth's interior to get to Japan, would have had a chance to turn their coats.
ECONOMIST: Neutrinos
The interior of Mars holds vast reservoirs of water, with some spots apparently as wet as Earth's innards, scientists say.
MSN: Scientists say parts of Mars interior are as wet as Earth's