membrane barrier
英
美
- 隔膜
双语例句
- Typically the vacuum is generated by a water aspirator or a membrane pump.
真空由水抽子或隔膜泵产生。 - The membrane is impermeable to blood cells and large molecules such as proteins, but small ones can get through it.
血液分子和一些大分子例如，蛋白质，是无法渗透隔膜的，而小分子仍然可以通过。
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