例句与用法：

1. The inward flow of a fluid through a permeable membrane toward a fluid of greater concentration.

内渗透一种液体透过可渗透膜流向另一种浓度比它高的液体的内部流动

2. A tightly stretched sheet or membrane, as on the head of a drum.

绷紧的薄膜状物挤压得很紧的平板或薄膜，如鼓面

3. A thin skin or film, such as an organic membrane or a liquid film.

薄皮，薄膜如生物膜或液体膜等细薄的皮或膜

4. A vibrating membrane in the ear helps to convey sounds to the brain.

耳膜的振动帮助声音传送到大脑。

英英解释:

名词 membrane:

1. a thin pliable sheet of material
2. a pliable sheet of tissue that covers or lines or connects organs or cells of animals

同义词：tissue layer

本刊例句：The serotonin transporter (5-HTT) is located on the presynaptic membrane of serotonergic neurons, acts to resorb 5-HT from the synapse, and becomes a center of brain 5-HT transmitters and peripheral 5-HT effects.