分类2有封面图，无商品图

This evaluates to true, because the calculation proceeds as follows: 1. true && false → false 2. false || false → false 3. false || true → true This evaluates to true, with explicit calculation steps: 1. (true && true) → true 2. true && true → true 3. true || true → true true true
No value for this setting has been selected.