There is no abstraction of multiple implementations, but just an extra step that people have to go through to use the feature.
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对黑龙江冰雪经济发展，习近平总书记寄予厚望，多次作出重要指示。
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But as most of the Isle of Man's electricity is generated using natural gas, wholesale energy prices and geopolitical uncertainties continue to influence the cost of supplying power to the island.