| 摘要 |
A smoker's accessory comprising a water pipe having an inhalation chamber and a bowl assembly connected thereto and including a hopper for herb to be smoked and a manually operated valve and bowl cavity member for dispensing a measured quantity of herb to the bowl cavity, and displacing the latter between a first, lighting position in which air to the inhalation chamber is drawn from the bowl cavity, and a second position in which air to the inhalation chamber is drawn directly from the atmosphere.
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