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双语版 TED-Ed

It's semipermeable, meaning that it lets some thing pass in and out but blocks others.

它是渗透性意味着它可以让某些东西进出,但会阻止某些东西进入。

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TED(音频版) 201910月合集

And separating the two chambers is the semipermeable membrane.

分隔两个腔室的是半透膜。

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Osmosis-微生物

CSF analysis can also show an elevated protein concentration because the inflammation leads to a more permeable blood brain barrier, or BBB, which is a selective semipermeable barrier between the circulating blood and the central nervous system.

脑脊液检查也可有蛋白含量升高,由炎症导循环血流和中枢神经系统之间的半透膜屏障,即血脑屏障,通透性升高。

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