obfuscate
verb [ T ] formal uk/ˈɒb.fʌs.keɪt/ us/ˈɑːb.fə.skeɪt/
（尤指故意）使模糊，使糊涂，使困惑
to make something less clear and harder to understand, especially intentionally
She was criticized for using arguments that obfuscated the main issue. 她被批评故意使用混淆主要问题的论点。