merde-petit-maitre:Design
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tumblr_mos784mcFo1qm86t3o1_1280.jpg (960×630)
飞机引擎需要运作于非常极端的环境：上万英尺高空和极其严寒的天气，冰雪都能够造成致命威胁。为...
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Photograph GOLIATH by Alisdair Miller on 500p...
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Alexandra
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