1
a length/piece of tubing
tubing 表示管材时为不可数名词，指一条/一段可用 a length/piece of tubing。
The plumber cut a length of tubing to fit the gap.
水管工截了一段管子来填补缝隙。
管子；管道；管材
先理解核心含义，再看它在真实句子里的用法。
管子；管道；管材
a tube or system of tubes used for carrying liquids, gases, etc.
The plumber cut a length of tubing to fit the gap.
水管工截了一段管子来填补缝隙。
管子的总称。
Tubes, considered as a group.
用于容纳和输送物体、液体或气体的长管状通道
conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases
一段管子,或管道系统。
A length of tube, or a system of tubes.
乘内胎在河上漂流(休闲活动)。
Riding down a river on an inner tube recreationally.
The plumber cut the copper tubing to fit the new sink.
水管工切割铜管以适应新的水槽。
For the science project, we connected two flasks with glass tubing.
为了这个科学项目，我们用玻璃管连接两个烧瓶。
Water flows through the rubber tubing into the tank.
水通过橡胶管流入水箱。
tubing 表示管材时为不可数名词，指一条/一段可用 a length/piece of tubing。
The plumber cut a length of tubing to fit the gap.
水管工截了一段管子来填补缝隙。
material 常用 copper、rubber、plastic 等，表示某种材质的管子。
Copper tubing is common in old houses.
铜管在旧房子里很常见。
We need flexible tubing for the aquarium filter.
我们需要用于水族箱过滤器的软管。
run 在这里表示铺设、穿过，后接 tubing 作宾语。
We ran the tubing through the wall.
我们把管道穿过了墙壁。
Not this
The mechanic put a tubing in the engine.
Use this
The mechanic put a piece of tubing in the engine.
tubing 作“管材、管道”讲时是不可数名词，不能直接用 a 修饰或加 -s 表示单根管子。表示“一根管子”要说 a piece of tubing 或用 a tube。
Not this
Water flows in the tubing to the radiator.
Use this
Water flows through the tubing to the radiator.
表示液体沿管道从一端流到另一端时，介词要用 through，强调“穿过、通过”；in 只表示位于内部，不强调流动的方向和过程。中文“在管子里流”容易误导，英语中要用 flow through。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
橡胶管
The lab assistant attached a piece of rubber tubing to the flask.
实验室助理把一段橡胶管接到烧瓶上。
铜管
Copper tubing is often used in plumbing because it resists corrosion.
铜管常用于管道工程，因为它耐腐蚀。
钢管
The frame of the bicycle is made of lightweight steel tubing.
这辆自行车的车架由轻质钢管制成。
软管；柔性管
Flexible tubing allows the coolant to flow around tight corners.
柔性管让冷却液能绕过急弯流动。
塑料管
Gardeners often use plastic tubing to deliver water to plants.
园艺师常用塑料管给植物供水。
一段管子
He cut a length of tubing to replace the damaged section.
他切了一段管子来更换损坏的部分。
Use tubing naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
Tubing 就是 tube（管）加 ing，想象一根长管被弯曲成整套管道系统，管料就成了 tubing。
语域：neutral 常见场景：工程/管道安装、工业生产、技术文档 该词多用于工程、管道安装等专业语境，日常口语中较少使用。
同韵：lubing /ˈluːbɪŋ/、cubing /ˈkjuːbɪŋ/ 与 tubing /ˈtuːbɪŋ/ 的重读元音同为 /uː/，后面的 /bɪŋ/ 也相同，所以押韵（cubing 中的 /j/ 只是韵首滑音，不改变韵脚）。注意：rubbing、dubbing、clubbing、subbing 拼写都以 -bing 结尾，但重读元音是 /ʌ/，读作 /ˈrʌbɪŋ/ 等，并不押韵。
Dictionary facts from ECDICT, WIKTIONARY.