近年来，互联网技术飞速发展，资本渗透至网络世界的各个角落。在抖音评论区这一典型网络舆论场域中，资本逻辑正以前所未有的态势左右着舆论话语权的归属，其影响力与日俱增，已然成为不可忽视的关键因素。本文以抖音评论区为研究对象，从马克思主义政治经济学视角深入分析资本逻辑冲击下网络舆论反转的运演逻辑、困境及其突围路径，揭示资本逻辑对网络舆论生态的影响，为构建健康有序的网络舆论环境提供理论参考和实践指导。

In recent years, Internet technology has developed rapidly, and capital has penetrated into all corners of the online world. In the TikTok comment area, a typical online public opinion field, capital logic is influencing the attribution of public opinion in an unprecedented manner. Its influence is increasing day by day, which has become a key factor that cannot be ignored. Taking the TikTok comment area as the research object, this article deeply analyzes the operation logic, dilemma and breakthrough path of online public opinion reversal under the impact of capital logic from the perspective of Marxist political economy, reveals the impact of capital logic on the ecology of online public opinion, and provides theoretical reference and practical guidance for building a healthy and orderly online public opinion environment. Guide.