1、a movie camera that records sounds in synchrony with the visual images
和影象同期錄制聲音的電影攝象機(jī)。

2、A movie camera or projector.
電影攝影機(jī)或放映機(jī)。

3、Synchronizes sound and picture; boards held in front of a movie camera are banged together.
聲音和圖象同步；攝影機(jī)前同時舉起的擋板。