I think the best one is NIN logo for its simplicity and minimalism. What do you think?

于我，九寸钉乐队标识因其简约，极简，成为最好。

They're both cushioned by layers of membranes called meninges (pronounced: muh-nin-jeez) as well as a special fluid called cerebrospinal fluid.

髓膜的层层薄膜和脑脊液的特殊液体对骨起到了缓冲作用。