According to your description, the disc-shaped turntable played by the anchor may be the so-called "hand-cranked turntable" or "hand-cranked gyroscope". This is a hand-held device, which usually consists of a circular platform and a middle handle. By manually or rotating the middle handle, the whole turntable can rotate quickly. This kind of manual rotating disk is usually used as a toy or an auxiliary tool, which can provide visual and tactile stimulation. They are sometimes called "gyroscopes" because they look like gyroscopes. This device is very popular in some games, performances or entertainment activities. It can display the dynamic effect of rotation and perform various skills and tricks.