When an underwater volcano pushes submerged rock to the surface, a new island is created.
当海底火山将水下的岩石推到表面时，一个新的岛屿就形成了。
I have collided with submerged rock.
我船与水下岩石相碰。
Through the ages the land emerged and re-submerged repeatedly , and consequently many different rock types formed.
这些年来，土地不断地出现又被重新淹没，因此形成了许多不同的岩石类型。
Dumbledore beckoned Harry to the very edge of the rock where a series of jagged niches made footholds leading down to boulders that lay half-submerged in water and closer to the cliff.
邓布利多示意哈利走到岩石的边缘，岩石上有许多可供踩脚的参差不齐的凹缝，通向下面那些在悬崖周围、半露出海面的巨型卵石。
Through the theoretical and experimental study on rock breaking by submerged water jetting, taking rock breaking efficiency as goal function, the optimum jetting pressure was acquired to break rock.
本文通过对淹没射流破碎岩石的理论及实验研究，以破岩效率作为目标函数，得到射流破岩的最优压力条件。
It is found that under the non-submerged condition, the rock breaking ability of star-shaped jet is greater than that of round jet;
结果表明，在非淹没条件下，星形喷嘴射流的破岩能力高于常规圆形喷嘴射流；
It is found that under the non-submerged condition, the rock breaking ability of star-shaped jet is greater than that of round jet;
结果表明，在非淹没条件下，星形喷嘴射流的破岩能力高于常规圆形喷嘴射流；
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