tub.ing

tubing的音标和读音：
DJ音标发音： [ˈtu:biŋ, ˈtju:-]
KK音标发音： [ˈtubɪŋ, ˈtju-]

tubing的词性：
n.（名词）

1. Tubes considered as a group.
管道：管类，集合名词

2. A system of tubes.
管道系统

3. A piece or length of tube.
管子

4. Tubular fabric, such as that used for making pillowcases.
管形材料：用于制作枕套的管状纤维

5. Informal The sport or recreation of floating down a stream or river in an inner tube.
【非正式用语】 漂流：乘皮艇顺水流或溪流飘浮的运动或消遣