Englishfor English speakers
membrane
Noun
—
A membrane is a thin layer of cells or tissue that acts as a boundary or lining that separates two environments.
vacuum
Noun
—
A vacuum is an area in space where no matter can be found.
A vacuum is often used in physics for experiments.
—
A vacuum is another name for a vacuum cleaner.
vacuum
Verb
—
If you vacuum, you clean something with a vacuum cleaner.
gauge
Noun
—
gauge is a tool to scale and measure objects to display information.