| 摘要 |
A cylindrical body having a countersunk wall defining a trough around the internal periphery thereof, a removable cover assembly comprising a circular bottom member and a pair of semicircular plates disposed over the bottom member. The plates are supported and rotatable in a groove extending around the internal wall of the body member and are provided with a spring for urging the plates apart. A syphon tube forming an integral part of the bottle extends internally from the bottom of the trough to the cover.
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