Underclassification
降低货物等级
🗣️ 情景例句
Come in, Michelle,
请进 ，Michelle
An occasion lost cannot be redeemed.
时机失了无法挽回。
People tend to amass possessions, sometimes without being aware of doing so.
人们喜欢收藏东西，有时并没有意识到自己在这样做。