The slush is compacted by an unknown mechanism, and solid, bubble-free ice is formed from water high in soluble organic substances.

半融雪通过一种未知的物理过程被压实，而固态、无气泡的冰是由富含可溶性有机物的水形成的。

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But a new look at Titan's insides reveals even more oddities: Beneath the brittle crust of ice lies a layer of slush. Deeper still is an underground ocean over a solid core of rock and ice.

但最近对泰坦内部的一项新研究却揭开了这颗奇异星球更为怪诞的一面：脆弱的甲烷冰地表之下，覆盖着一层冰泥，更深处依然是一个地下海洋，最中间是冰和岩石并存的固态核心。

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The project is dubbed an "engineering marvel" because people used to think the perennial ice and slush along the route could never support tracks and trains.

这一工程被喻为“奇迹”，因为人们过去普遍认为沿线的多年冻土层根本无从支撑铁轨和火车。

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Dorset police has warned drivers to beware of slush and ice on the roads.

BBC: Dorset snow: Ice warnings continue following snowfall

On motorways, stay in the clearest lane where possible, away from slush and ice.

BBC: How to drive in snow and icy weather

The water, albeit in smaller volumes, continues to flow, forming unstable layers of snow, slush and ice (see 2:08 when Gadd sinks his hooks into a piece of snow that simply crumbles away).

BBC: Daredevil duo is the first to scale Niagara Falls