carousel
(US carrousel), / ˌkærəˈsel; ˌkærə`sɛl/ n
1 (US) = roundabout 1.
2 (esp at an airport) revolving apparatus or moving belt on which luggage is placed for collection by passengers （尤指机场的）旋转式行李传送带.
3 circular holder that feeds slides (slide1 4a) into a projector （将幻灯片送入幻灯机内的）卡盘.