Every student should regularly experience the "Aha!" — when something you never understood, or something you never knew was a mystery, becomes clear.两个 something 是并列主语,第二个 something you never knew 后面是否省略了(that)was a mystery?请老师分析下结...
If theindustry does not adapt, fragrance risks being left further behind, and not just at Christmas.
这里and之后的句子等同于and fragrance risks being left further behind not just at Chriatmas吗?not just作为副词修饰at Chirstmas?