Thus, if an elastic metal slip or a pig's bristle be attached to one prong of a tuningfork, and if the fork, while in vibration, is moved rapidly over a glass plate coated with lamp-black, the attached style touching the plate lightly, a wavy line will be traced on the plate answering to the vibrati
vibrati הגייה עם משמעויות, מילים נרדפות, הפכים, תרגומים, משפטים ועוד