单词：rock quarry
单词：rock quarry 相关文章
And when this rock was quarried , it also revealed traces of real monsters, the bones of huge dinosaurs. 117 million years ago, Oxford was a real-life Jurassic Park. Dinosaur fossils have been found t
欧洲自然写真
The advantage of this transit method is that it is well-suited to mass production. 这种中天方法的优势在于非常适合大量成果产出。 Kepler was designed to stare fixedly at a single patch of sky in the constellation of Cygnus, observ
经济学人科技系列
The significant inscription found on an old key---If I rest, I rust---would be an excellent motto for those who are afflicted with the slightest bit of idleness. Even the most industrious person might adopt it with advantage to serve as a reminder th
实用英语
THE object in question is really just a very large granite boulder. It weighs 340 tons and is the size of a house. It sat unappreciated in a California quarry until Michael Heizer, an artist, spotted it. He decided to haul the rock to a museum in Los
经济学人综合
Such old shells found in the rocks are called fossils. 这些从岩石中找到的古老甲壳，名叫化石。 Another kind of rock in which many fossils are found is called limestone. A drop of acid or of strong vinegar will tell you whether a sto
英国学生科学读本
The significant inscription found on an old key---If I rest, I rust---would be an excellent motto for those who are afflicted with the slightest bit of idleness. Even the most industrious person might adopt it with advantage to serve as a reminder th
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