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- Separate reservation,superpressure migration,reservoir formed pool and multi grade supply is the popular gas pool forming model. “分散气储 ,超压运移 ,储集体成藏 ,多级补给”是天然气成藏的普遍模式。
- multi grade dynamical symbol management 多级动态符号管理
- Fengfeng mix, stone stone echoed like a ghost cut cleavage of God, "bone exposed mountain peak, such as cutting branches. 峰峰千姿百态，石石遥相呼应，形似鬼劈神削，“山骨暴露，峰枝如削”。
- A stone hit the car and damaged the paintwork. 有个石子击到汽车上，打坏了漆面。
- Pupils who pass the test will be promoted to the next higher grade. 小学生只要考试及格就会升到高年级。
- I stubbed my toe on the stone: it was very painful. 我把脚踢到了石头上，疼极了。
- The nurse tell the child to spit out the stone. 褓姆叫孩子把果核吐出来。
- The stone made a dent in the roof of my car. 我的汽车顶让石头砸了个坑。
- He's not in the first grade as a musician. 他不是第一流的音乐家。
- Countless washer women have rubbed the stone away. 无数洗衣者的搓洗将那块石头磨掉了。
- The top of the table was formed by a stone slab. 桌面是一块石板。
- Business is now on the up grade. 目前生意蒸蒸日上。
- Pupils with 90% or more are awarded Grade A. 满90分的学生评为甲等。
- He's a rolling stone and got no where all his life. 他见异思迁，毕生一事无成。
- A stone wall surrounds the palace. 一道石墙围绕着宫殿。
- The metal basin clattered down the stone stairs. 金属盆子沿着石阶滚了下去，发出咣啷声。
- The stone fell plop into the water. 那石头扑通一声落入水中。
- I cut my finger on a sharp stone. 我的手指被一块锋利的石头划破了。
- She clashed the pan down on the stone floor. 她把炒锅当啷一声掉在石头地板上。
- The sixth grade saw an educational film yesterday. 六年级学生昨天看了一部教育片。
