描述
護脊書包是專為學生設計的書包，其背部設計符合人體工學，能夠分散重量，減輕背部負擔，從而減少對脊椎的壓力。此外，護脊書包還具有多個收納空間和功能，方便學生隨身攜帶和使用。
A spine-protecting backpack is a backpack designed specifically for students. Its back design conforms to ergonomics, distributes weight, reduces back pressure, and minimizes stress on the spine. Additionally, the backpack has multiple storage spaces and features, making it convenient for students to carry and use.
