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- The Ordovician reservoir may not be distributed as a whole-block, but distributed as different-sized fissure and cave units in overlapped spaces. 奥陶系油藏可能不是整体连片分布，而是不同规模缝洞单元的空间叠合分布。
- A hermit used to live in the cave. 一位隐士曾经住在那个山洞里。
- We kindled a firebrand in the cave. 我们在山洞里点燃火把。
- A mouse ran out from the dark orifice of the cave. 一只老鼠从黑暗的洞口跑出。
- The luminous intensity on unit area. 单位面积上的发光强度。
- Seen from within, the cave looked larger. 从内部看，那个地洞显得更大。
- The dark, dank cave gave me the willies. 这阴暗潮湿的山洞使我感到心惊肉跳。
- Perhaps there is a fracture in the water pipe. 也许水管有裂缝了。
- The fracture of his left leg is very serious. 他的左腿骨折情况很严重。
- The family is the smallest social unit. 家庭是社会最小的单位。
- There is a bear in the inmost recesses of the cave. 洞穴的最深处有只狗熊。
- The fracture caused him intense pain. 骨折给他造成了剧烈的疼痛。
- Where's the entrance to the cave? 这个洞穴的入口在哪里?
- A massive boulder blocked the entrance of the cave. 一块巨大的圆石堵住了山洞的入口。
- Pressure is force per unit area. 压力就是电单位面积上的力。
- They went to the cave in quest of hidden treasure. 他们到山洞去寻找宝藏。
- A set of data elements which are handled as a unit. 作为一个单元来处理的一组数据元素。
- The enemy had to cave in and surrender. 敌人只好屈服投降。
- The family is the basic unit of society. 家庭是社会的基本单位。
- The entry of the cave was hidden by trees. 洞穴的入口被树丛遮掩。
