noun
bamboo tube; bamboo cylinder; bamboo container
Refers to a container or tube made by cutting a piece of bamboo lengthwise, often used for holding liquids or small items. The word is straightforward and not particularly common in everyday conversation, but may appear in traditional or craft contexts.
昔の人は竹筒に水を入れて運んだ。
People in the old days carried water in bamboo tubes.