Efforts to develop tribal energy face maddening set of obstacles.

在部落开发能源的努力面临一系列恼人的障碍。

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Efforts to develop tribal energy face a maddening set of obstacles.

在部落开发能源的努力面临一系列十分恼人的障碍。

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Just as Saturn is changing its appearance, so your life is no longer looking like it contains quite the same set of obstacles and difficulties.

正如土星正在改变它的外貌，你的生活也不再有相同的困难和障碍。

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This three-dimensional experience makes the puzzle-solving more apparent, but every shooter, whether against AI or real people, is really about overcoming a set of obstacles.

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Another set of obstacles surrounds privacy, security and copyright protection.

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