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a lamina of [material]
lamina 为可数名词，常用 a lamina of... 表示“一薄层/薄片……”。
A thin lamina of bone protects the spinal cord.
一层薄骨板保护着脊髓。
薄板；薄片；薄层
先理解核心含义，再看它在真实句子里的用法。
薄板；薄片；薄层
a thin plate or layer, especially of bone or mineral
A thin lamina of bone protects the spinal cord.
一层薄骨板保护着脊髓。
材料的薄层、薄板或薄片。
A thin layer, plate, or scale of material.
薄板或薄层(尤指骨或矿物)
a thin plate or layer (especially of bone or mineral)
The rock showed a thin lamina of quartz between darker layers.
岩石在较暗的岩层之间露出一层薄薄的石英片。
Under the microscope, each lamina of bone can be seen clearly.
在显微镜下，每一层骨板都清晰可见。
The geologist collected samples with multiple laminas of different minerals.
地质学家采集了含有多种矿物薄层的样本。
lamina 为可数名词，常用 a lamina of... 表示“一薄层/薄片……”。
A thin lamina of bone protects the spinal cord.
一层薄骨板保护着脊髓。
在解剖学中，the lamina of 常特指椎骨的椎板。
The lamina of the vertebra was fractured in the fall.
跌倒时椎骨的椎板骨折了。
lamina 的复数形式是 laminas，作主语时谓语用复数。
These laminas are extremely thin.
这些薄板极其薄。
Not this
The bone is made of many lamina.
Use this
The bone is made of many laminas.
lamina 是可数名词，复数形式为 laminas；汉语‘许多薄层’不区分单复数，英语中 many 后必须用复数。
Not this
I observed a lamina in the microscope.
Use this
I observed a lamina under the microscope.
表示‘用显微镜观察’时，英语惯用介词 under（在……下），而 in 表示‘在显微镜内部’；这是介词搭配错误。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
基底层；基底膜
The basal lamina separates epithelial cells from the underlying tissue.
基底层将上皮细胞与下层组织分隔开。
固有层
The lamina propria contains blood vessels and immune cells.
固有层含有血管和免疫细胞。
核纤层
The nuclear lamina provides structural support to the nucleus.
核纤层为细胞核提供结构支撑。
硬板（牙槽窝内壁的致密骨板）
The lamina dura appears as a thin white line on a dental X-ray.
在牙科X光片上，硬板呈一条细白线。
筛板
The lamina cribrosa is a porous area at the back of the eye.
筛板是眼球后部一个多孔的区域。
椎板
The surgeon removed part of the vertebral lamina to relieve pressure.
外科医生切除了部分椎板以减轻压力。
Use lamina naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
联想：lamina 就像 laminated（层压）材料中的一层薄板，层层相叠便是 lamina。
语域：formal 常见场景：解剖学、地质学、材料科学 该词表示薄板、薄片或薄层，属于正式用语，通常出现在解剖学（如椎板）、地质学或材料学等专业描述中，日常口语较少使用。
stamina rhymes with lamina: /ˈstæmənə/ and /ˈlæmənə/ share the same stressed-syllable-to-end pattern /ˈ...æmənə/. patina and ballerina end in -ina but are not rhymes; laminar and laminate share the spelling root but have different sounds; animal is an anagram with a different pronunciation.
Dictionary facts from ECDICT, WIKTIONARY.