And nutritional deficiencies, like if you're not getting enough iron or vitamin b12, can thin the cell layers lining your mouth leading to more canker sores.

另外营养不良，如铁或维生素B12缺乏，会导致口腔内的细胞壁变薄，造成更多口腔溃疡。

This stack of memory cells, what is technically called a string is composed of 10 charge trap flash cells layered one top of another.

这种存储单元堆栈，技术上称为串，由 10 个电荷捕获闪存单元层叠而成。

Our brains can detect light through a photoreceptor in the ganglion cell layer of the retina, which is different from the rods and cones we use to see.

我们的大脑可以通过视网膜神经节细胞层中的光感受器检测光线，这与我们过去看到的视杆细胞和视锥细胞不同。

Mature cystic teratomas are the most common ovarian tumors in young women and usually contain a heterogeneous mix of mature tissues that come from two or three of the germ cell layers.

成熟囊性畸胎瘤是年轻女性中最常见的卵巢肿瘤，内容物常为多种成熟组织的混合物，分别由两个或三个胚层的生殖细胞分化而来。