This membrane acts as a barrier to bacteria.

这层薄膜可以起到阻挡细菌的作用。

Cell membrane is an important part of biological cell.

细胞膜是生物细胞的重要组成部分。

The insect is encased in a membrane before it hatches.

这种昆虫在孵化前会被一层膜包裹着。

The cornea is the transparent membrane that covers the front of the eye.

角膜是覆盖在眼球前部的透明膜

These are substances which specifically latch onto the protein on the cell membrane.

这些是专门黏附在细胞膜蛋白质上的物质。

LASIK eye surgery changes the shape of your cornea—the transparent membrane that arcs over your pupil and the colored part of your eye (iris).

LASIK 眼科手术改变了你的角膜的形状——角膜是覆盖在你的瞳孔和你的眼睛的有色部分（虹膜）上的弧形透明膜。

Never microwave a whole egg without pricking the yolk with a toothpick to break the outer membrane.

用微波炉加热整个鸡蛋时，一定要用牙签把蛋黄刺破。

Master fluid mosaic model of the cell membrane.

掌握细胞膜的流体镶嵌模型。

Hardesty's membrane is closest to the reticular lamina.

哈德斯蒂膜层是离网状板最近。