centrifuge

名词noun

1. 1A device in which a mixture of denser and lighter materials (normally dispersed in a liquid) is separated by being spun about a central axis at high speed.
2. 2figurativelyAn apparatus in which humans are spun to simulate acceleration in an aircraft or spacecraft.
3. 3By extension, any device which rotates in order to produce artificial gravity (in the form of centrifugal force)