The probes have also made the scientists think that under its surface, Europa has a rocky core giving off volcanic heat.

这些探测器还让科学家们认为，在木卫二的表面之下，有一个释放出火山的热量的岩石内核。

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Lift one foot off the floor keeping your core engaged and spine in neutral.

将一足抬离地面，身体核心区域的肌肉用力，并保持身体中正。

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Is no substitute for showing off the core of her unique style.

是否展露了无可取代的独特风格才是核心所在。

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In October, the Financial Times reported that in addition to selling-off non-core assets in Canada, VimpelCom is also looking to dispose of its non-core assets in Sub-Saharan Africa, Laos, and Cambodia.

ENGADGET: Fongo makes a very public bid for control of Wind Mobile

Besides the implementation of huge cost-cutting measures, the changes include plans to sell off non-core and strategically redundant business units.

FORBES: BofA's Good For $10, Non-U.S. Wealth Unit Attracts Several Bids

The sale and run-off of non-core assets, first set out in early 2009 at the start of the RBS's three-to-five-year recovery plan, meant a fifth of the balance sheet was to be non-core, and the balance sheet was to be halved in size.

BBC: Lloyds co-operates, RBS shrinks