ichthyosaur ['ikθiəsɔ:]以下由轻松背单词网站提供
单词级别附加级基本释义n.鱼龙参考例句The ichthyosaur remains are found in black, bituminous marine shales deposited about 190 million years ago. 人们在黑色的、含沥青的海洋页岩中发现了约1.9亿年前沉积下来的鱼龙化石。Given these factors, some areas have become a treasury of well-preserved ichthyosaur fossils. 当这些因素存在时,某些地区就会变成一个充满保存完好的鱼龙化石的宝库。 推荐阅读 |