1. The top of the funnel is connected to a tube. 
   这漏斗的顶上接了一根管子。
2. Bell out the tube to the shape of a funnel by cool drawing 
   把管子冷拔成漏斗状
3. a wind instrument that consists of a brass tube (usually of variable length) blown by means of a cup-shaped or funnel-shaped mouthpiece. 
   通过杯状或漏斗状吹口吹奏的铜管乐器。
4. Any of numerous plants of the genus Primula, having well-developed basal leaves and tubular, variously colored flowers grouped in umbels or heads with a funnel-shaped or salverlike corolla and a tube much longer than the calyx. 
   报春花一种报春花属植物，有发育完全的基生叶，花呈管状，有各种颜色，聚集在一起形成伞形花序，花冠呈漏斗形或托盘状，有一个长于花萼的管
5. electronic tube parameter measurement 
   电子管电参数测量

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