English version

tube

From Longman Dictionary of Contemporary Englishtubetube1 /tjuːb $ tuːb/ ●●● S3 W3 noun  1 pipe for liquid [countable]TD a round pipe made of metal, glass, rubber etc, especially for liquids or gases to go through inner tube, test tube2 [countable] a long hollow object that is usually round pasta tubes a toilet roll tube3 container [countable]DT a narrow container made of plastic or soft metal and closed at one end, that you press between your fingers in order to push out the soft substance that is inside a tube of toothpaste4 in your body [countable]HB a tube-shaped part inside your body the bronchial tubes5 the tube6 go down the tubes7 the tube8 electrical equipment [countable] technicalAMT the part of a television that produces the picture on the screen syn cathode ray tube
Examples from the Corpus
tubeCasey is twenty yards from Balham tube station.The wave spiralled forwards into a flawless but bone-crushing tube.Fallopian tubesThe mere presence of tubes turned the MITerminator 3 cables to a brittle mess.Sedimenting particles in the horizontal-head centrifuge must travel the entire length of the liquid in the tube.Additionally, when a horizontal-head centrifuge stops. the tubes fall from the horizontal to the vertical position.In the female this tube is broader than in the male.Briefly, a vertical tube turned a blank glass eye on him and Ezra and the glass eye contemplated each other.
tubetube2 verb [intransitive]  to float on a river on a large inner tube for fun→ See Verb table
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Verb table
tube
Simple Form
Present
I, you, we, theytube
he, she, ittubes
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Past
I, you, he, she, it, we, theytubed
Present perfect
I, you, we, theyhave tubed
he, she, ithas tubed
Past perfect
I, you, he, she, it, we, theyhad tubed
Future
I, you, he, she, it, we, theywill tube
Future perfect
I, you, he, she, it, we, theywill have tubed
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Continuous Form
Present
Iam tubing
he, she, itis tubing
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you, we, theyare tubing
Past
I, he, she, itwas tubing
you, we, theywere tubing
Present perfect
I, you, we, theyhave been tubing
he, she, ithas been tubing
Past perfect
I, you, he, she, it, we, theyhad been tubing
Future
I, you, he, she, it, we, theywill be tubing
Future perfect
I, you, he, she, it, we, theywill have been tubing
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