I need help understanding what is going on in this image: 
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What I fail to see is what the @ .data instructions accomplish in combination with the mov dword ptr [edx], eax, especially considered that edx is popped right after.
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os 与恶龙缠斗过久,自身亦成为恶龙；凝视深渊过久,深渊将回以凝视…
