单词：felspathic sandstone
单词：felspathic sandstone 相关文章
LAUREN FRAYER, HOST: It's 1992. Your hair is gelled up, you're sporting high-tops, maybe still listening to Run-DMC on cassette, and that's the setting for a new coming-of-age novel that's also a look at race in America. The book, titled Green, follo
2018年NPR美国国家公共电台1月
The rock called sandstone is made up of a great many grains of sand. The beating of the rain on this rock washes the grains apart, and so the hard sandstone slowly changes into loose sand. 砂岩主要由大量沙粒组成。当雨水打下来的时候
英国学生科学读本
The Strange and Beautiful World of Arches National Park 犹他州拱门国家公园:奇怪而美丽的世界 This week on our national parks journey, we travel to Utah. The western state is home to several of the most popular national parks in Americ
2016年VOA慢速英语(十)月
It was woman against machine at an arm-wrestling competition yesterday in San Diego. And as soon as we say, go, go ahead. In one corner, 17-year-old Panna Felsen, a high school studentand amateur robot builder, 5 feet 7 inches tall and 120 pounds, an
2005年NPR美国国家公共电台
Primrose是一种淡黄色的可爱花朵，名叫樱草花。它的花呈管状，聚集在一起形成伞形花序，花冠呈漏斗形或托盘状。Primrose起源于中古拉丁文prima rosa，意思
英文语法词汇
Lesson 50 Only A Stone 第50课 只是一块石头 What is the oldest thing you have seen? One boy thinks it is a church, for he has seen a date on one which tells that it was built hundreds of years ago. 小朋友，你见过的最古老的东西是什
英国学生科学读本