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- The volcanic - intrusive complex in northern Dabieshan are mainly intermediate, felsic rocks riched in alkali, LREE, LIL and defected of HREE, HFS. 大别山北缘中生代火山侵入杂岩是一套以中性、中酸性岩为主的岩石。 富碱（特别是富钾），低Ti，LREE、LIL相对富集，而HREE、HFS则相对亏损是它们的基本特征。
- Typical felsic rocks include granite and rhyolite. 典型的长英质岩石有花岗岩及与流纹岩。
- The presence of these minerals gives felsic rock its characteristic light gray color. 这些矿物的存在使这种岩石呈特有的浅灰色。
- Precambrian tectonics represents one of the key research topics in the science of earth system.The preserved oldest continental crust is composed of felsic rocks with ages older than 3.8 Ga. 摘要前寒武纪地质构造是地球系统科学研究的一个承前启后的重要组成部分，现存最古老的固体地球物质是38亿年前的大陆长英质岩石。
- The rock was honeycombed with passages. 岩石上有许多蜂窝状的小孔。
- Many young rock hounds grow up to be geologists. 许许多多爱好收集岩石的少年，长大后成了地质学家。
- The climber had to negotiate a steep rock face. 那攀登者得攀越一陡峭岩石。
- This layer of rock contains a lot of flint. 这一岩层中有大量燧石。
- The water had worn a channel in the rock. 水把岩石冲出了一条沟。
- He dash the glass bowl to bit on a rock. 他对著石块把玻璃碗砸得粉碎。
- The mountain rise up in a steep wall of rock. 这座山高而陡，形成一道岩石屏障。
- The mountain rose up in a steep wall of rock. 这座山高而陡，形成一道岩石屏障。
- He chiseled that rock into the figure of a woman. 他把那块石头凿成一个女人像。
- The boat was sundered by the rock. 船被岩石撞碎了。
- I've passed the intermediate level exam of Japanese. 我已经通过了日语的中级水平考试。
- Deep grooves channelled the soft rock. 在软岩石上形成许多深槽。
- The mason was chipping away at the rock with a hammer. 石匠用锤子一点一点地把那块石头击碎。
- She is crazy about rock and roll. 她喜欢摇滚乐。
- The road was blocked by a huge rock. 道路被一块大石头堵住了。
- A type of cherry intermediate between a sweet and a sour cherry. 公爵樱桃介于甜与酸樱桃之间的一种樱桃
