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- He found a piece of fossil of an ancient bird. 他发现一块古代鸟类的化石。
- He showed me a drawing of the glacier. 他给我看一张冰川图。
- These glaciers are beds of solid ice. 这些冰河由一层层坚冰形成。
- This fossil may be over 2 million years old. 这化石可能超过二百万年了。
- Mr Forster and his guide entered upon this portion of the glacier. 福斯特先生和他的向导进入了冰河地区。
- Can you date the fossil exactly? 你能确定这化石的确切年代吗?
- fossil glaciers 冰川形成条件
- fossil glacier 古冰川
- remnants of fossil glacier 古冰川遗迹
- The glacier calved a large iceberg. 冰河崩解而形成一个大冰山。
- Isn't Professor Bell an old fossil? 贝尔教授真是个老顽固。
- A microscopic fossil, as of a pollen grain or unicellular organism. 微体化石一种微小的化石,如花粉粒或单细胞有机体的化石
- If we squander our fossil fuels, we threaten civilization. 如果我们浪费矿物燃料,我们就威胁文明。
- The upper surface of glacier is riven by crevasses. 冰川的上表面已裂成冰隙。
- Rock underlying glaciers is eroded by plucking. 冰川下面的岩石则是通过拔削作用被侵蚀的。
- The gossip tossed the mossy blossom fossil. 爱讲闲话者向上抛长满苔藓的花化石。
- The longest valley glacier extends 23 km. 最长的河谷冰川有23公里长。
- A finite list of choices; our finite fossil fuel reserves. 为数有限的选择; 我们有限的矿物燃料贮量
- Glaciers gouged out valleys from the hills. 冰川把丘陵地带冲出一条条山谷。
- The solid matter in which a fossil or crystal is embedded. 基质,脉石嵌有化石或水晶的固体物质