mucro

mu.cro

n.（名词）
【复数】 mu.cro.nes[myô-krô.nôz]
A sharp, pointed part or organ, especially a sharp terminal point, as of a leaf or shell.
端节，锐突：有尖的突起的部分或器官，尤指有尖锐的末端，如叶子或贝壳的突起

来源：
Latin môcrô môcrôn- [sharp point]
拉丁语 môcrô môcrôn- [尖端]