| 摘要 |
An apparatus which includes a rectangular sheet of flexible plastic, the first face of the sheet which includes a plurality of parallel spaced apart channels, and the second face of the sheet including a pair of raised members, one raised member positioned substantially along a first edge of the sheet, and the second raised member positioned substantially perpendicular thereto along the bottom edge of the sheet, so that when the sheet is configured into a funnel shape, one of the raised locking members is mated into the channel members, to form a sealed juncture thereon, and for defining a sealed cone having an enlarged upper end and a reduced lower spout end, defining an overall funnel member.
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