duffel bag（圆筒包）是什么意思？音标发音+图解场景

圆筒包 /ˈdjuːəl ˈswɪvəl ˈmɪɹə/ n

English: duffel bag · 圆筒包

释义：Cylindrical bag usually with a zipper along its entire length; it has two symmetrical handles or a shoulder strap.

这个词出现在以下图解场景（1）