| 摘要 |
<p>A toilet bowl unit 1 comprises a toilet bowl 101 with an inner toilet bowl surface 102 having an upper peripheral portion 103, a central peripheral portion 104 and a lower sump portion 105. A peripheral slot 400 separates a lower edge 305 of the upper peripheral portion 103 from an upper edge 203 of the central peripheral portion 104. A peripheral water channel 210 is concealed inside the toilet bowl unit 1 and has a side wall 211 which is a weir over which water may flow into the peripheral slot 400.</p> |
