筒 tǒng HSK7 thick piece of bamboo Definitions Defs Origin Strokes Stroke Words Sentences Sents Showing: tube All meanings 2 tǒng 2 encase 1tube 1 1 sentence for 筒 (tǒng — tube) 他手里拿着一个纸筒。 tā shǒu lǐ ná zhe yī gè zhǐ tǒng. He is holding a paper tube in his hand. Source: Dong Chinese Dictionary