求翻译：超舒适国际家居专家提示，理想的床垫应该是：无论仰卧还是侧卧，都能给身体有效的承托，并且它的内部结构具有恒久的耐受度。颈椎、腰椎以及盆骨是身体最敏感部位，床垫的支撑一旦不适合自己，它们会首先发出警告。是什么意思？

Super comfortable international furniture expert tips, ideal mattress should be: whether lay or side, can give effective support of the body, and its internal structure has a constant tolerance. Cervical spine, lumbar and pelvic bone is the most sensitive parts of the body, once the mattress support does not fit, they will first issue a warning.